GENERAL KNOWLEDGE

Question 1

MADE IN THREE “120 DEGREE SEGMENTS” THIS REFERS TO?

1) DIAPHRAGMS
2) LABYRINTHS
3) CARBON RINGS
4) STATOR BLADES

Answer 1

3) CARBON RINGS

Question 2

SHOES ARE FREE TO TILT IN A THRUST BEARING TO ADAPT TO THE :

1) OIL WEDGE
2) OIL SUPPLY 3
3) CLEARANCE OF MOISTURE
4) THRUST PRESSURE

Answer 2

4) THRUST PRESSURE

Question 3

THE OIL DAM IN A JOURNAL BEARING IS FOR:

1) PREVENTING OVERHEATING
2) PREVENTING OIL WHIP
3) PREVENTING OIL LOSS
4) ALL OF THE ABOVE

Answer 3

3) PREVENTING OIL LOSS

Question 4

ALL TURBINE DIAPHRAGMS ARE IN ………………. PIECE (S)

1) ONE
2) TWO
3) THREE
4) FOUR

Answer 4

2) TWO

Question 5

THE ANCHOR POINT FOR TURBINES OF THE CONDENSING TYPE IS AT THE:

1) LOW PRESSURE
2) INTERMEDIATE PRESSURE
3) HIGH PRESSURE
4) ALL OF THE ABOVE

Answer 5

3) HIGH PRESSURE

Question 6

THE PURPOSE OF THE SHROUD IS TO :

1) MINIMIZE LEAKAGE
2) INCREASE STRENGTH
3) INCREASE RIGIDITY
4) ALL OF THE ABOVE
5) NONE OF THE ABOVE

Answer 6

4) ALL OF THE ABOVE

Question 7

WHAT TYPE OF CASING DESIGN DOES A CENTRIFUGAL PUMP HAVE?

1) INTEGRAL
2) VOLUTE
3) OPEN
4) VERTICAL

Answer 7

2) VOLUTE

Question 8

A GEAR TYPE POSITIVE DISPLACEMENT PUMP IS ALSO KNOWN AS A ………………………………PUMP.

1) TURBINE
2) ROTARY
3) CENTRIFUGAL
4) RECIPROCATING

Answer 8

2) ROTARY

Question 9

OIL IS PURIFIED BY:

1) CENTRIFUGING
2) FILTERING
3) SETTLING
4) ALL OF THE ABOVE
5) NONE OF THE ABOVE

Answer 9

4) ALL OF THE ABOVE

Question 10

A HYDRAULIC ACTUATING FLUID IN TURBINE GOVERNOR SYSTEM IS:

1) WATER
2) OIL
3) GREASE
4) STEAM

Answer 10

2) OIL

Question 11

A NON CONDENSING TURBINE EXHAUST STEAM TO :

1) ATMOSPHERE
2) CONDENSOR
3) CONDENSATE PUMP
4) STEAM CHEST

Answer 11

1) ATMOSPHERE

Question 12

THE BALANCE PIPE IS USED FOR :

1) STATIC BALANCING
2) DYNAMIC BALANCING
3) RADIAL THRUST
4) AXIAL THRUST

Answer 12

2) DYNAMIC BALANCING

Question 13

PLATING THE ID OF A CYLINDER TUBE EFFECTIVELY IMPROVES ITS:

1) WEAR LIFE
2) STRENGTH
3) APPEARANCE
4) LUBRICATION QUALITIES

Answer 13

1) WEAR LIFE

Question 14

SELECTED AIR LINES SHOULD BE LARGE ENOUGH IN DIAMETER TO MINIMIZE THE :

1) SIZE OF FITTING
2) BEND RADIUS
3) PRESSURE DROP
4) AIR RECEIVER VOLUME

Answer 14

3) PRESSURE DROP

Question 15

A VIBRATING REED IS A TYPE OF A :

1) MUSICAL INSTRUMENT
2) SPEED INDICATOR
3) PRESSURE GUAGE
4) STEAM VALVE

Answer 15

2) SPEED INDICATOR

Question 16

TO PREVENT METAL OBJECTS FROM ENTERING A TURBINE WHILE OPERATING A STEAM …………………… IS USED:

1) STRAINER
2) TRAP
3) VALVE
4) CONDENSOR

Answer 16

1) STRAINER

Question 17

IN A STANDARD ANTI-FRICTION BEARING, YOU WILL NOT FIND THIS:

1) RINGS
2) LUBRICANT GROOVES
3) SEPARATORS
4) BALLS OR ROLLERS

Answer 17

2) LUBRICANT GROOVES

Question 18

THE AFBMA BASIC NUMBER FOR EACH STANDARD ANTI FRICTION BEARING INCLUDES INFORMATION ABOUT ITS:

1) DIMENSION SERIES
2) BORE SIZE
3) TYPE OF CONSTRUCTION
4) ALL OF THE ABOVE

Answer 18

4) ALL OF THE ABOVE

Question 19

FATIGUE FAILURE OF A BEARING STARTS AS:

1) FLAKING
2) SPALLING
3) CHIPPING
4) GALLING

Answer 19

2) SPALLING

Question 20

IN A FIXED AND FLOATING TWO BEARING MOUNTING, WHAT LOAD IS THE FIXED BEARING INTENDED TO CARRY?

1) OVERLOAD
2) THRUST
3) RADIAL
4) TORSIONAL

Answer 20

2) THRUST

Question 21

TO PREVENT CREEPING OR SPINNING OF THE INNER RING, USE A:

1) HIGH SHOULDER
2) SHOULDER RING AND SNAP RING COMBINATION
3) FIXED AND FLOATING BEARING SET UP
4) TAPERED ADAPTER SLEEVE

Answer 21

4) TAPERED ADAPTOR SLEEVE

Question 22

WHICH TYPE OF A BALL BEARING MOST EFFECTIVELY RESISTS LOADS FROM ANY DIRECTION?

1) SINGLE ROW RADIAL
2) DOUBLE ROW ANGULAR
3) MAXIMUM CAPACITY
3) SINGLE ROW ANGULAR CONTACT

Answer 22

2) DOUBLE ROW ANGULAR CONTACT

Question 23

WHICH OF THE FOLLOWING ROLLER BEARING IS DESIGNED TO CARRY COMBINED RADIAL AND THRUST LOADS?

1) LOOSE NEEDLE ROLLER
2) TAPERED ROLLER
3) STAGGERED ROLLER
4) CYLINDRICAL ROLLER

Answer 23

2) TAPERED ROLLER

Question 24

WHICH OF THE FOLLOWING BEARINGS CAN ADJUST TO MISALIGNMENT WITH OUT ANY LOSS IN ITS LOAD CARRYING CAPACITY?

1) CYLINDRICAL ROLLER THRUST BEARING
2) INTERNALLY SELF ALIGNING BALL BEARING
3) SPHERICAL ROLLER BEARING
4) EXTERNALLY SELF ALIGNING BALL BEARING

Answer 24

3) SPHERICAL ROLLER BEARING

Question 25

ONE OF THE FUNCTIONS OF A SEAL IS TO:

1) DISTRIBUTE THE LUBRICANT
2) RETAIN THE LUBRICANT
3) ACT AS A THRUST MECHANISM
4) CLEAN THE SHAFT

Answer 25

2) RETAIN THE LUBRICANT

Question 26

MATERIALS USED TO CONSTRUCT THE SEALING ELEMENTS INCLUDE:

1) FELT
2) LEATHER
3) SYNTHETIC MATERIAL
4) ALL OF THE ABOVE

Answer 26

4) ALL OF THE ABOVE

Question 27

TO ENSURE LONG SERVICE LIFE OF SYNTHETIC SEALS THE SHAFT SHOULD BE:

1) SLIGHTLY ROUGH
2) OUT OF ROUND
3) POLISHED
4) MOUNTED

Answer 27

3) POLISHED

Question 28

A NEEDLE VALVE IS PARTICULAR SUITABLE FOR WHICH OF THE FOLLOWING APPLICATIONS?

1) ON / OFF
2) THROTTLING
3) SMALL DIAMETER LINES
4) IN TIGHT PLACES

Answer 28

2) THROTTLING

Question 29

WHEN A BALL OR ROLLER BEARINGS ARE INSTALLED SLIGHTLY OUT OD LINE THEY WILL:

1) FAIL SOONER
2) OPERATE LONGER
3) BREAK IN FASTER
4) ALIGN THEMSELVES

Answer 29

1) FAIL SOONER

Question 30

EXCESSIVE LOAD PRESSURE ON A BEARING WILL RESULT IN THE BEARING BECOMING:

1) SPALLED
2) FALSE BRINDLED
3) BRINELLED
4) SCORED

Answer 30

3) BRENELLED

Question 31

WHEN A COMPRESSOR CYLINDER IS RELIEVED OF ALL OF ITS INTERNAL PRESSURE, ITS SAID TO BE:

1) ATMOSPHERIC PARTED
2) IN NEUTRAL
3) SAFTEY VENTED
4) UNLOADED

Answer 31

4) UNLOADED

Question 32

MEASURE A SCREW THREAD FROM CREST TO CREST WOULD INDICATE:

1) LEAD
2) THREAD ANGLE
3) ROOT
4) PITCH

Answer 32

4) PITCH

Question 33

A BOLT DESCRIBED AS 1/2-16 UNCC-3A WOULD HAVE A CLASS………………………….FIT?

A) THREE

B) ONE

C) FOUR

D) TWO

Answer 33

A) THREE

Question 34

A HOSE HOSE IS IDENTIFIED AS BEING -32 (DASH 32) WHAT SIZE IS IT?

1) LESS THAN 1/2”
2) 2”ID
3) 2” OD
4) NONE OF THE ABOVE

Answer 34

2) 2” ID

Question 35

AN AIR-BREATHER IS INSTALLED TO A FLUID RESERVOIR TO:

1) CONTROL AIR POLUTION
2) PREVENT PRESSURE BUILD UP
3) COOL THE FLUID
4) ALLOW OVERFLOW

Answer 35

2)PREVENT PRESSURE BUILD UP

Question 36

PEAK HYDRAULIC SYSTEM DEMANDS ARE USUALLY MET BY THE USE OF A/AN….

1) OVERSIZED PUMP
2) LARGE RESERVOIR
3) DUAL SYSTEM
4) ACCUMULATOR

Answer 36

4) ACCUMULATOR

Question 37

ACCORDING TO BERNOULLI’S PRINCIPLES, WHEN FLUID FLOW INCREASES, THE PRESSURE :

1) INCREASES
2) DECREASES
3) FLUCTUATES
4) REMAINS CONSTANT

Answer 37

2) DECREASES

Question 38

WHICH OF THE FOLLOWING SAFTEY PRECAUTIONS SHOULD BE FOLLOWED WHEN USING A PORTABLE ELECTRIC DRILL?

1) CENTER PUNCH THE HOLE
2) USE BOTH HANDS ON THE DRILL
3) CLAMP THE PART DOWN
4) ALL OF THE ABOVE

Answer 38

4) ALL OF THE ABOVE

Question 39

BENCH GRINDERS CAN BE USED:

1) AS SOON AS YOU TURN THEM ON ‘
2) AFTER THEY COME UP TO SPEED
3) WITHOUT GUARDS
4) WITHOUT A WARM UP

Answer 39

2) AFTER THEY COME UP TO SPEED

Question 40

FLEXIBLE COUPLINGS USED ON A DRIVE MACHINERY MUST PREFORM WHICH OF THE FOLLOWING:

1) COUPLE TWO SHAFTS TOGETHER
2) ALLOW FOR SHAFT END MOVEMENT
3) ALLOW FOR SHAFT MISALIGNMENT
4) ALL OF THE ABOVE

Answer 40

1) COUPLE TWO SHAFTS TOGETHER

Question 41

CHECKING FOR PROPER ALIGNMENT BETWEEN TWO SHAFTS ON WHICH A COUPLING WILL BE MOUNTED IS USUALLY ACCOMPLISHED WITH THE USE OF A:

1) SET OF CALIPERS
2) MICROMETER
3) STRAIGHTEDGE & THICKNESS GUAGE
4) ALL OF THE ABOVE

Answer 41

3) STRAIGHTEDGE & THICKNESS GUAGE

Question 42

WHICH OF THE FOLLOWING DIMENSIONS SHOWS A BILATERAL TOLERANCE?

1) .750 +.400 / +.002
2) 1.250 +.000 / -.003
3) 1.625 +.002 / -.000
4) 2.125 +.003 / -.001

Answer 42

4) 2.125 +.003 / -.001

Question 43

IF YOU MACHINE A SHAFT TO 1.500 +.000 / -.004 AND A SLEEVE TO 1.502 +.001 THEN THE RESULTING FIT WOULD BE:

1) CLEARANCE FIT
2) INTERFERANCE FIT
3) TRANSITION FIT
4) TAPER FIT

Answer 43

1) CLEARANCE FIT

Question 44

IF YOU HAVE TO TUEN A SHAFT TO A DIAMETER GIVEN ON THE SHOP DRAWING. 1.125 +/- .003 THEN THE TOLERANCE WOULD BE:

1) .003”
2) .006”
3) 1.122”
4) 1.128”

Answer 44

2) .006”

Question 45

HYDRAULIC LINES SHOULD NEVER BE CONSTRUCTED OF:

1) TEFLON LINE HOSE
2) TUBING
3) BLACK STEEL PIPE
4) GALVANIZED PIPE

Answer 45

4) GALVANZIED PIPE

Question 46

A MATERIAL THAT ONE CAN SEE THROUGH WOULD BE:

1) TRANSPARENT
2) TRANSLUCENT
3) OPAQUE
4) REFLECTIVE

Answer 46

1) TRANSPARENT

Question 47

THE CENTRE HEAD IS USED TO:

1) MEASURE ANGLES ON ROUND WORK PIECES
2) DRILL CENTRE HOLES IN SHAFTS
3) LOCATE CENTRES ON SHAFTS
4) ALIGN CENTRES ON THE LATHE

Answer 47

3) LOCATE CENTRES ON SHAFTS

Question 48

A MICROMETER SPINDLE HAS : 1) 50 THREADS PER INCH 2) 25 THREADS PER INCH 3) 10 THREADS PER INCH 4) 40 THREADS PER INCH

Answer 48

4) 40 THREADS PER INCH

Question 49

A VERNIER MICROMETER MEASURES TO AN ACCURACY OF:

1) ONE TENTH OF AN INCH
2) ONE HUNDREDTH OF AN INCH
3) ONE THOUSANDTH OF AN INCH
4) ON TEN THOUSANDTH OF AND INCH

Answer 49

4) ONE TEN THOUSANDTH OF AN INCH

Question 50

ONE REVOLUTION ON A MICROMETER THIMBLE EQUALS:

1) 0.0025”
2) 0.00025”
3) 0.025”
4) 0.001”

Answer 50

3) 0.025”

Question 51

THE BEVELED EDGE OF THE THIMBLE OF A MICROMETER IS DIVIDED INTO ……………………..EQUAL PARTS.

1) 10
2) 25
3) 33
4) 100

Answer 51

2) 25

Question 52

A MICROMETER MEASURES TO AN ACCURACY OF…………………………..OF AN INCH.

1) ONE TENTH
2) ONE THOUSANDTH
3) ONE TEN
4) ONE HUNDRETH

Answer 52

2) ONE THOUSANDTH

Question 53

THE RANGE OF A 2” OUTSIDE MICROMETER IS:

1) 1” - 2”
2) 0” - 2”
3) 2”- 3”
4) 1”- 3”

Answer 53

1) 1” - 2”

Question 54

“LAYOUT” IS A TERM APPLIED TO THE :

1) PREPARATION OF ONE’S TOOLS FOR WORK
2) PUNCHING HOLES IN METAL
3) TRANSFER OF THE BLUEPRINTS TO THE METAL ONE WORKS ON
4) TRANSFER OF LINES AND DIMENSIONS TO THE METAL TO BE WORKED ON

Answer 54

4) TRANSFER OF THE LINES AND DIMENSIONS TO THE METAL TO BE WORKED ON

Question 55

THE TOOL THAT IS USUALLY USED TO LOCATE APPROXIMATE CENTRES OF WORK IS:

1) PROTRACTOR
2) HERMAPHRODITE CALIPER
3) DIVIDERS
4) CENTER PUNCH

Answer 55

3) DIVIDERS

Question 56

WHAT TYPE OF VALVE SHOULD BE USED IN A HYDRAULIC SYSTEM FOR THE PURPOSE OF CHANGING THE DIRECTION OF MOTION OF THE CYLINDER?

1) DIRECTIONAL CONTROL
2) RELIEF
3) CHECK
4) ALL OF THE ABOVE

Answer 56

1) DIRECTIONAL CONTROL

Question 57

THE PURPOSE OF DRAW FILING IS TO:

1) REMOVE METAL RAPIDLY
2) PRODUCE A SMOOTH AND FLAT SURFACE
3) FINISH ROUGH SURFACES
4) REMOVE SHARP CORNERS AND BURRS

Answer 57

2) PRODUCE A SMOOTH AND FLAT SURFACE

Question 58

A HACKSAW BLADE FOR SAWING THIN WALL TUBING SHOULD HAVE A PITCH OF: 1) 14 TEETH/INCH 2) 18 TEETH/INCH 3) 24 TEETH/INCH 4) 32 TEETH/INCH

Answer 58

4) 32 TEETH/INCH

Question 59

A HACKSAW BLADE FOR GENERAL PURPOSE WORK SHOULD HAVE:

1) 18 TEETH/INCH
2) 32 TEETH/INCH
3) 14 TEETH/INCH
4) 24 TEETH INCH

Answer 59

1) 18 TEETH/INCH

Question 60

ONE OF THE MEANS BY WHICH THE VANES OF A VANE TYPE PUMP MAINTAIN CONTACT WITH THE PUMP HOUSING IS:

1) BY MAGNETIC FORCE
2) THROUGH THE USE OF AN OFF-CENTRE IMPELLER
3) BY CENTRIFUGAL FORCE
4) THROUGH THE USE OF OVERSIZED VANES

Answer 60

3) BY CENTRIFUGAL FORCE

Question 61

A SPLIT DIE IS USED TO:

1) FINISH INTERNAL THREAD
2) CUT THREADS ON HARD STEEL ONLY
3) OBTAIN DIFFERENT FITS ON EXTERNAL THREADS
4) OPTAIN DIFFERENT FITS ON INTERNAL THREADS

Answer 61

3) OPTAIN DIFFERENT FITS ON EXTERNAL THREADS

Question 62

A HAND REAMER MUST BE TURNED:

1) FORWARD ONLY
2) BACKWARD ONLY WHEN TAKING FROM A HOLE
3) FORWARD OR BACKWARD
4) 2 TURNS FORWARD AND 1 TURN BACK

Answer 62

1) FORWARD ONLY

Question 63

A WRENCH USED WHEN THE FINISHED SURFACE MUST NOT BE MARRED IS THE:

1) SPANNER
2) PIPE WRENCH
3) STRAP WRENCH
4) MONKEY WRENCH

Answer 63

3) STRAP WRENCH

Question 64

SHIMS ARE USED WHEN BABBIT SPLIT BEARING FOR:

1) CONTAINING THE METAL
2) ASSISTING THE OIL WEDGE
3) OBTAINING CLEARANCES
4) ALIGNMENT

Answer 64

3) OPTAINING CLEARANCES

Question 65

THE PURPOSE OF CAMBER IN A CONVEYOR IS TO:

1) ALLOW FOR CHAIN SLACK
2) HOLD CHAIN AGAINST CONVEYOR BOTTOM
3) HOLD CHAIN AGAINST DRIVE SPROCKET
4) HOLD CHAIN AGAINST TAIL SPROCKET

Answer 65

2) HOLD CHAIN AGAINST CONVEYOR BOTTOM

Question 66

A GIB STYLE BEARING JOINT IN A PILLOW BLOCK GIVES …………………….LOADING AREA.

1) 36’
2) 18’
3) NO CHANGE TO THE
4) BETTER LUBRICATED

Answer 66

3) NO CHANGE IN THE LOADING AREA 320’ - 360’

Question 67

A 6X19 WIRE ROPE HAS:

1) 6 STRANDS AND 19 WIRES/STRAND WITH FIBRE CORE
2) 6 WIRES AND 19 STRANDS
3) 6 STRANDS AND 19 WIRES/STRAND
4) 6 STRANDS AND 19 WIRES /STRAND LEFT LAY

Answer 67

3) 6 STRANDS AND 19 WIRES/STRAND

Question 68

WEDGE SOCKETS ARE PREFERRED OVER PERMANENT SOCKETS ON WIRE ROPE WHERE:

1) THE LIFE OF THE ROPE IS A FACTOR
2) CLIPS ON THE ROPES ARE NOT PRACTICAL
3) THE MAIN LINE IS CHANGED FREQUENTLY
4) THE PULL ON THE ROPE IS TOO MUCH FOR A PERMANENT SOCKET

Answer 68

3) THE MAIN LINE IS CHANGED FREQUENTLY

Question 69

THE MOST COMMON CAUSE OF WEAR IN A CHAIN COUPLING IS:

1) OVERLOAD
2) LACK OF LUBRICATION
3) EXCESS OF LUBRICATION
4) MISALIGNMENT
5) NONE OF THE ABOVE

Answer 69

4) MISALIGNMENT

Question 70

CO2 EXTINGUISHERS HAVE AN ADVANTAGE IN ELECTRICAL FIRES BECAUSE THEY:

1) DO NOT LEAVE A RESIDUE
2) ARE NOT TOXIC FUMES PRODUCED
3) PREVENT A REFLASH FROM RESIDUAL HEAT
4) SMOTHER THE FIRE

Answer 70

1) DO NOT LEAVE A RESIDUE

Question 71

A DEVICE TO TAKE UP SLACK IN CABLE IS A:

1) CLEVIS
2) SHEEPSHANK
3) MARLIN SPIKE
4) TURNBUCKLE

Answer 71

4) TURNBUCKLE

Question 72

THE COUPLING THAT USES IMPELLERS AND RUNNERS IS THE:

1) DRY FLUID
2) STEEL GRID
3) SHOT
4) FLUID
5) PIN AND LINK

Answer 72

4) FLUID

Question 73

ATMOSPHERIC OR AVERAGE AIR PRESSURE AT SEA LEVEL IS:

1) 15 LBS
2) 20 LBS
3) 8 LBS
4) 12 LBS

Answer 73

1) 15 LBS

Question 74

CROWNING A PULLEY IS FOR:

1) CREEP PURPOSES
2) SLIPPAGE PURPOSES
3) TRAINING PURPOSES
4) TENSION PURPOSES

Answer 74

3) TRAINING PURPOSES

Question 75

IN A 4 STROKE CYCLE ENGINE, AN INTAKE VALVE OPENS AND CLOSES ONCE WHILE THE CRANKSHAFT MOVES THROUGH:

1) 180’
2) 360’
3) 720’
4) 640’

Answer 75

3) 720’

Question 76

THE COUNTERSINK IS USED TO ENLARGE THE END OF A HOLE TO A SHAPE LIKE A:

1) DOVETAIL
2) FLAT PIECE
3) SQUARE
4) CONE

Answer 76

4) CONE

Question 77

THE SAFTEY FACTOR FOR NEW WIRE ROPE IS:

1) 5
2) 6
3) 7
4) 8

Answer 77

4) 8 TIMES SAFTEY FACTOR

Question 78

THE MAXIMUM HEIGHT OF A PORTABLE STEPLADDER IS :

1) 15 FEET
2) 20 FEET
3) 125 FEET
4) 30 FEET

Answer 78

2) 20 FEET

Question 79

IF YOU WERE TO TRUE UP A GRINDER WHEEL, YOU WOULD USE A :

1) STONE DISK
2) WHEEL ALIGNER STONE
3) DIAMOND
4) PIECE OF OLD IRON

Answer 79

3) DIAMOND

Question 80

A SNATCH BLOCK CAN BE :

1) MADE OF WOOD, METAL OR PLASTIC
2) OPENED FOR THREADING
3) USED FOR SNATCHING LOADS
4) USED FOR SNATCHING LOADS AT ANY ANGLE

Answer 80

4) USED FOR SNATCHING LOADS AT ANY ANGLE

Question 81

WHICH OF THE FOLLOWING METHODS MAYBE USED TO PROPERLY ENGAGE OR DISENGAGE A FRICTION CLUTCH:

1) HYDRAULICALLY
2) PNEUMATICALLY
3) MANUALLY
4) ALL OF THE ABOVE

Answer 81

4) ALL OF THE ABOVE

Question 82

A BELT GRIP ON A FLAT PULLEY IS DETERMINED BY:

1) ARC OF CONTACT
2) COEFFICIENT OF FRICTION
3) PRESSURE BETWEEN BELT AND PULLEY
4) ALL OF THE ABOVE
5) NONE OF THE ABOVE

Answer 82

4) ALL OF THE ABOVE

Question 83

A JUMP ROLL CASE WOULD BE CONSIDERED A :

1) RIGID TABLE
2) SOLID TABLE
3) SHEAR TABLE
4) FLEXIBLE TABLE

Answer 83

4) FLEXIBLE TABLE

Question 84

THE PART OF THE CONVEYOR BELT USED TO TRANSMIT POWER AND CARRY TENSION IS THE :

1) CARCASS
2) COVER
3) FRICTION
4) SKIMS

Answer 84

1) CARCASS

Question 85

LAGGING IS FOR INCREASING THE :

1) COEFFICIENT OF FRICTION
2) ARC OF CONTACT
3) BELT TENSION
4) ALIGNMENT

Answer 85

1) COEFFICIENT OF FRICTION

Question 86

SINGLE, DOUBLE OR TRIPLE BLOCKS DESIGNATE THE NUMBER OF:

1) BLOCKS
2) HOOKS
3) BECKETS
4) SHEAVES

Answer 86

4) SHEAVES

Question 87

AN EXAMPLE OF A SINGLE CUT FILE IS THE:

1) MILL
2) HAND
3) FLAT
4) WARDING

Answer 87

1) MILL

Question 88

THE PACKING GLANDS OF PUMPS HANDLING HOT MATERIALS ARE USUALLY:

1) VENTED
2) INSULATED
3) COOLED
4) ISOLATED

Answer 88

3) COOLED

Question 89

CHAIN BLOCKS ARE DESIGNED SO THAT THE TOP HOOK:

1) IS WEAKER THAN THE LOWER HOOK
2) AND LOWER HOOKS ARE THE SAME CAPACITY
3) IS STRONGER THAN THE LOWER HOOK
4) IS INTERCHANGEABLE WITH THE LOWER HOOK

Answer 89

3) IS STRONGER THAN THE LOWER HOOK

Question 90

THE END COVER OF AN INTERNAL GEAR PUMP SUPPORTS THE:

1) INNER GEAR
2) CRESCENT
3) OUTER GEAR
4) THRUST BEARING

Answer 90

4) THRUST BEARING

Question 91

THE FOUNDATION OF A MACHINE SUBJECT TO CRITICAL ALIGNMENT IS POURED WITH CONCRETE LEVEL AND MINUS ELEVATION OF:

1) 1/2” - 1 1/4”
2) 3/4” - 1 1/2”
3) 1” - 1 3/4”
4) 1 1/4” - 2”

Answer 91

2) 3/4” - 1 1/2”

Question 92

THE METAL NOT USED IN BABBITT IS?

1) TIN
2) ZINC
3) COPPER
4) LEAD
5) ANTIMONY

Answer 92

2) ZINC

Question 93

CONVEYOR BELT IDLER ARE TILTED 2 DEGREES FORWARD:

1) TO REDUCE WEAR
2) FOR TRAINING
3) FOR BETTER LOAD CAPACITY
4) NONE OF THE ABOVE

Answer 93

2) FOR TRAINING

Question 94

“VORTEX ACTION DECREASES AS SPEED OF THE RUNNER APPROACHES SPEED OF THE IMPELLER” THIS STATEMENT APPLIES TO A:

1) CENTRIFUGAL COUPLING
2) FLUID COUPLING
3) DRY FLUID COUPLING
4) BRAKE SHOE COUPLING

Answer 94

2) FLUID COUPLING

Question 95

WHICH OF THE FOLLOWING ARE BOTH CONTAINED IN A GOOD GRADE OF EXPENSIVE BABBIT?

1) LEAD AND ZINC
2) TIN AND ANTIMONY
3) TIN AND COPPER 4

) TIN AND LEAD

Answer 95

3) TIN AND COPPER

Question 96

IF A SEAL AT 400’ F TEMP WAS STICKING TO THE SHAFT, YOU WOULD REPLACE IT WITH :

1) ASBESTOS
2) TEFLON
3) RUBBER
4) NEOPRENE

Answer 96

2) TEFLON

Question 97

THE STRONGEST 1 INCH FIBRE ROPE WOULD BE:

1) HARD LAID
2) MEDIUM LAID
3) SOFT LAID
4) NONE OF THE ABOVE

Answer 97

1) HARD LAID

Question 98

GEAR TYPE POSITIVE DISPLACEMENT PUMPS ARE MORE PROPERLY CALLED:

1) RECIPROCATING
2) ROTARY PUMPS
3) CENTRIFUGAL PUMP
4) TURBINE PUMP

Answer 98

2) ROTARY PUMPS

Question 99

THE IMPELLERS OF A GEAR TYPE PUMP MAY BE OF WHAT TYPE?

1) HERRINGBONE
2) SPUR
3) HELICAL
4) ALL OF THE ABOVE

Answer 99

4) ALL OF THE ABOVE

Question 100

THE TEMPER COLOURS TELL YOU THE:

1) TYPE OF METAL
2) TEMPERATURE OF THE METAL
3) AMOUNT OF CARBON IN THE METAL
4) ALLOY OF THE METAL

Answer 100

2) TEMPERATURE OF THE METAL

Question 101

TAPER ROLLERS OF DIFFERENT LENGTHS IN A ROLL CASE ARE MADE WITH:

1) CONSTANT END DIAMETER
2) DIFFERENT END DIAMETER
3) NO STANDARD DIAMETER
4) NONE OF THE ABOVE

Answer 101

2) DIFFERENT END DIAMETER

Question 102

A CYCLONE ON A PNEUMATIC CONVEYOR IS A:

1) SEPARATOR
2) COLLECTOR
3) FLUIDIZER
4) FEEDER

Answer 102

1) SEPARATOR

Question 103

BEFORE THE BABBIT IS POURED, ALL IRON SHELLS SHOULD BE:

1) SCRAPED
2) PREHEATED
3) REAMED
4) ADJUSTED TO ROOM TEMPERATURE

Answer 103

2) PREHEATED

Question 104

TIMING BELTS ARE MADE WITH MOLDED TEETH ON THE INSIDE FACE TO PROVIDE A:

1) CLUTCH ACTION WITH THE PULLEY
2) POSITIVE TRANSFER OF POWER
3) HIGH COEFFICIENT OF FRICTION
4) LOW COEFFICIENT OF FRICTION

Answer 104

2) POSITIVE TRANSFER OF POWER

Question 105

A DOUBLE ACTING RECIPROCATING PUMP CAN:

1) BE A SIMPLEX PUMP
2) PUMP FLUID ON BOTH SIDES OF THE PISTON
3) BE A DUPLEX PUMP
4) ALL OF THE ABOVE

Answer 105

4) ALL OF THE ABOVE

Question 106

WHAT MATERIAL IS OFTEN USED FOR TINNING BRONZE SHELLS?

1) BABBIT
2) LEAD
3) SOLDER
4) TIN

Answer 106

1) BABBIT

Question 107

THE COUPLING THAT USES SECTIONS OF BRAKE LINING FORCES AGAINST A DRUM IS THE:

1) GEAR
2) RUBBER TIRE
3) DRY SHOT
4) CENTRIFUGAL

Answer 107

4) CENTRIFUGAL

Question 108

THE TWO CLASSIFICATIONS OF PUMPS BEARINGS ARE THE:

1) BALL & ROLLER TYPES
2) JOURNAL & ANTIFRICTION
3) SPHERICAL & TAPER TYPE
4) BALL AND SPHERICAL TYPE

Answer 108

2) JOURNAL & ANTIFRICTION

Question 109

MULTIPLE STAGE COMPRESSORS REACH FINAL PRESSURE ON:

1) ONE SIDE OF THE PISTON
2) TWO SIDES OF THE PISTON
3) ON ONE COMPRESSION STROKE
4) ON MORE THAN ONE COMPRESSION STROKE

Answer 109

4) ON MORE THAN ONE COMPRESSION STROKE

Question 110

TO REDUCE THE TEMPERATURE OF THE AIR BETWEEN STAGES AN IS USED:

1) INTERCOOLER
2) AFTERCOOLER
3) REFRIGERANT DRYER
4) RESERVOIR

Answer 110

1) INTERCOOLER

Question 111

PRESSURE RANGE IS USUALLY LOW, BUT VOLUME DELIVERED IS HIGH IN AN:

1) RECIPROCATING COMPRESSOR
2) VANE COMPRESSOR
3) LOBE COMPRESSOR
4) LIQUID PISTON COMPRESSOR

Answer 111

3) LOBE COMPRESSOR

Question 112

WHEN THE ADJUSTMENT OF A PUMP STROKE LENGHT CONTROLS THE RATE AND DIRECTION OF DISCHARGE, THE SYSTEM IS TERMED:

1) PRESSURE 2) VARIABLE VOLUME
3) INTERMITTANT VOLUME
4) CONSTANT VOLUME
5) NONE OF THE ABOVE

Answer 112

2) VARIABLE VOLUME

Question 113

A NUMBER 71 CHAIN IS:

1) ROLLERLESS
2) REGULAR
3) LIGHTWEIGHT
4) DOUBLE ROLLER

Answer 113

3) LIGHTWEIGHT

Question 114

THE BEST CHAIN FOR HIGH SPEED IS:

1) DOUBLE PITCH
2) MULTIPLE STRAND
3) PRELUBED
4) DOUBLE STRAND

Answer 114

2) MULTIPLE STRAND

Question 115

IN THE CONDENSER A REFRIGERANT IS:

1) CHANGED FROM A LIQUID TO A GAS
2) CHANGED FROM A GAS TO A LIQUID
3) ALLOWED TO ABSORB HEAT
4) NONE OF THE ABOVE

Answer 115

2) CHANGED FROM A GAS TO A LIQUID

Question 116

A NUMBER 61 STANDARD ROLLER CHAIN IS:

1) 3/4 PITCH ROLLERLESS
2) 5/8 PITCH ROLLERLESS
3) 3/4 PITCH LIGHTWEIGHT
4) 5/8 PITCH LIGHTWEIGHT 5) NONE OF THE ABOVE

Answer 116

3) 3/4 PITCH LIGHTWEIGHT

THE DIGIT ON THE LEFT ARE HOW MANY 1/8” THERE ARE:

61 CHAIN 6/8 + 6 DIVIDED BY 8 = 0.75 OR 3/4 1 = LIGHTWEIGHTCLASS

0 =REGULAR 1 =LIGHTWEIGHT

CLASS 2 STRAND 5= ROLLER LESS BUSHING H HEAVYDUTY

Question 117

GEARS, WHICH HAVE NO BEARINGS ON SPEED RATIOS IN A GEAR TRAIN ARE:

1) CARRIER GEARS
2) IDLER GEARS
3) SPUR GEARS
4) INTERNAL GEARS

Answer 117

2) IDLER GEARS

Question 118

TO OBTAIN THE GREATEST CONTACT AREA IN A WORM AND WORM GEAR USE A:

1) NON THROATED WORM AND GEAR
2) SINGLE THROATED WORM GEAR
3) DOUBLE THROATED WORM AND GEAR
4) NONE OF THE ABOVE

Answer 118

3) DOUBLE THROATED WORM AND GEAR

Question 119

THE RESISTANCE = 4 OHMS, THE VOLTAGE = 20 VOLTS, THE AMPERAGE IS?

1) 80
2) 4
3) 5
4) 6

Answer 119

3) 5

20 DIVIDED BY 4 = 5

VOLTS DIVIDED BY RESISTANCE

Question 120

THE AMPERAGE = 20, VOLTAGE = 40, THE RESISTANCE IS:

1) 20
2) 10
3) 5
4) 2

Answer 120

4) 2

Question 121

HOW OR WHERE SHOULD YOU CHECK THE ALIGNMENT BETWEEN BETWEEN THE PUMP AND MOTOR?

1) WITH A STRAIGHTEDGE
2) BY VISUAL ALIGNMENT
3) AT COUPLING
4) ALL OF THE ABOVE

Answer 121

4) ALL OF THE ABOVE

Question 122

THE LEAST DESIRABLE CLUTCH FOR SHOCK CONDITIONS WOULD BE:

1) AIR OPERATED CLUTCH
2) ELECTRIC CLUTCH
3) OVER RUNNING CLUTCH
4) SPIRAL JAW CLUTCH

Answer 122

4) SPIRAL JAW CLUTCH

Question 123

THE MAIN ADVANTAGES OF COUPLINGS USING, A RESILIENT MEMBER IS:

1) NO LUBRICATION REQUIRED
2) MORE MISALIGNMENT
3) EASIER TO ASSEMBLE
4) CAN TAKE MORE HEAT VARIATION

Answer 123

1) NO LUBRICATION REQUIRED

Question 124

SLIP RINGS ARE NECESSARY ON:

1) AN AIR CLUTCH
2) A FLUID COUPLING
3) AN ELECTRIC CLUTCH
4) A FRICTION DISC CLUTCH

Answer 124

3) AN ELECTRIC CLUTCH

Question 125

A DRIVING GEAR HAS 60 TEETH AND MESHES WITH A FOLLOWER GEAR OF 40 TEETH, WHEN THE DRIVING GEAR REVOLVES 10 TIMES THE FOLLOWER WILL REVOLVE:

1) 15 TIMES
2) 30 TIMES
3) 6 2/3TIMES
4) 1 1/2 TIMES

Answer 125

1) 15 TIMES

60 TOOTH X 10 ROTATIONS

60 DIVIDED BY 40= 1.5 RATIO

1.5 X 10 = 15

Question 126

NORMAL CEMENT CONCRETE REACH DESIRED WORKING STRENGTH IN:

1) 4.5 HOURS
2) 28 DAYS
3) 60 DAYS
4) 100 DAYS

Answer 126

2) 28 DAYS

Question 127

THE BEST STEEL TO USE IN CHAIN ON SEVERE SERVICES IS:

1) PLOW
2) MAGNESIUM
3) MANGANESE
4) CARBON
5) ZINC

Answer 127

3) MANGANESE

Question 128

THE CHAIN WHICH HAS A DIFFERENT CROSS SECTION AND THEREFORE A LARGER AREA IS:

1) MANGANESE
2) DRAG
3) COMBINATION
4) PINTLE
5) NONE OF THE ABOVE

Answer 128

4) PINTLE

Question 129

THE STANDARD MIX FOR GROUT IS:

1) 1 PART CEMENT, 2 PARTS AGGREGATE, 3 PARTS SAND
2) 2 PARTS CEMENT, 1 PART AGGREGATE, 3 PARTS SAND
3) 2 PARTS CEMENT, 3 PARTS AGGREGATE, 1 PART SAND
4) 1 PART CEMENT, 3 PARTS AGGREGATE, 2 PARTS SAND

Answer 129

2) 2 PARTS CEMENT, 1 PART AGGREGATE, 3 PARTS SAND

Question 130

ON HOLD DOWN BOLTS WITH THE END BURIED IN THE CONCRETE THE LENGTH OF THE PART BENT AT RIGHT ANGLES IS:

1) 1 TIMES THE DIAMETER OF THE STUD
2) 2TIMES THE DIAMETER OF THE STUD
3) 3 TIMES THE DIAMETER OF THE STUD
4) 4 TIMES THE DIAMETER OF THE STUD

Answer 130

4) 4 TIMES THE DIAMETER OF THE STUD

Question 131

WHEN GROUTING THE GROUT…………………………GETS INTO THE SPACE BETWEEN THE BOLT AND THE PIPE ON A BOX BOLT.

1) SHOULD
2) SHOULD NOT
3) HAS NO EFFECT EITHER WAY
4) NONE OF THE ABOVE

Answer 131

2) SHOULD NOT

Question 132

A JOURNAL BEARING, WORM GEAR, A SPIRAL BEVEL GEAR, AND A HYPOID GEAR ARE ALL CLASSED IN THE FRICTION TYPE OF:

1) ROLLING
2) FLUID
3) SLIDING
4) ALL OF THE ABOVE

Answer 132

3) SLIDING

Question 133

THE DEVICE THAT PERMITS AN EXTERNALLY SUPPLIED LIQUID TO REACH THE PUMP SHAFT IS:

1) THE STUFFING BOX GLAND
2) THE WEARING RINGS
3) THE SEALING RING
4) THE BASE RING
5) NONE OF THE ABOVE

Answer 133

5) NONE OF THE ABOVE

LANTERN RING (SEAL CAGE)

Question 134

THE PURPOSE OF MECHANICAL PUMP PACKING IS TO:

1) CONTROL LEAKAGE
2) STOP LEAKAGE
3) SUPPORT AXIAL LOADS
4) COOL BEARINGS

Answer 134

1) CONTROL LEAKAGE

Question 135

THE PURPOSE OF MECHANICAL SEALS IS TO:

1) TRANSMIT LOAD
2) CONTROL LEAKAGE
3) SUPPORT RADIAL LOADS
4) STOP LEAKAGE

Answer 135

4) STOP LEAKAGE

Question 136

MITRE GEARS ARE USED ON SHAFTS WHICH:

1) CROSSOVER
2) ARE PARALLEL
3) INTERSECT
4) NONE OF THE ABOVE

Answer 136

3) INTERSECT

45’ CONE ANGLE & 1:1 RATIO USED TO CHANGE SHAFT DIRECTION WITHOUT ALTERING DRIVE RATIO

Question 137

MALE AND FEMALE ADAPTOR RINGS MUST BE USED WITH:

1) U CUP PACKING
2) CUP PACKING
3) V PACKING
4) LIP PACKING

Answer 137

3) V PACKING OR CHEVRON PACKING

Question 138

BELL CRANKS CAN BE USED TO:

1) CHANGE DIRECTION OF MOTION
2) INCREASE DISTANCE TRAVELLED
3) DECREASE DISTANCE TRAVELLED
4) ALL OF THE ABOVE

Answer 138

4) ALL OF THE ABOVE

Question 139

THE FLARE ANGLE FOR TUBING OF JIC STANDARD IS:

1) 35’
2) 37’
3) 40’
4) 45’

Answer 139

2) 37’

Question 140

WHAT METHOD WOULD BE USED TO HOLD THE BABBITT IN POSITION IN A BEARING SHELL?

1) SET SCREWS
2) DOVETAIL GROOVES
3) CASENITE
4) RIVITS

Answer 140

2) DOVETAIL GROOVES

Question 141

TERMINALS IN A STORAGE BATTERY SHOULD BE COATED WITH:

1) OIL
2) GREASE
3) VASELINE
4) 918 LOCKTITE

Answer 141

3) VASELINE

Question 142

WHEN PACKING REQUIRES REPLACING IN A 4 RING PUMP IT IS BEST TO CHANGE:

1) 1 RING
2) 3 RINGS
3) 4 RINGS
4) 2 RINGS

Answer 142

3) 4 RINGS

Question 143

SCAFFOLDING PLANKS SHOULD BE NOT LESS

1) 2X4
2) 2X6
3) 2X10
4) 2X12

Answer 143

3) 2X10

Question 144

HOW MANY DEGREES ARE THE SEALING SURFACE OF MECHANICAL SEALS SET IN RELATION TO THE AXIS OF ROTATION?

1) 45’
2) 90’
3) 180’
4) 85’

Answer 144

2) 90’

Question 145

THE BEST SEAL FOR LARGE SHAFT WITH HIGH TEMP & RPM WOULD BE:

1) ASBESTOS LANTERN TYPE
2) PACKING OR STUFFING BOX
3) LABYRINTH
4) CARBON SEAL

Answer 145

3) LABYRINTH

Question 146

TADPOLE TAPE IS USED AS A:

1) GASKET SOFTENER
2) GASKET REMOVER
3) GASKET CEMENT
4) GASKET MATERIAL

Answer 146

4) GASKET MATERIAL

Tadpole Gasket, fiberglass cover with braided fiberglass rope core, 1

Question 147

A MECHANICAL SEAL HAS 2 SEALING SURFACES: 1 SURFACE ROTATES & THE OTHER IS HELD STATIONARY. WHAT TYPE OF MATERIAL WOULD YOU FIND IF YOU INSPECTED THE SEALING SURFACES?

1) METAL AND LEATHER
2) CARBON AND METAL
3) CARBON AND CARBON
4) NONE OF THE ABOVE

Answer 147

3) CARBON AND CARBON

Question 148

THE REASON FOR LONGER BLADES IN SUCCESSIVE STAGES OF A TURBINE IS TO:

1) STOP STEAM CONDENSATION
2) ALLOW FOR INCREASING VOLUME OF STEAM
3) STOP STEAM PULSATIONS
4) ALLOW FOR HIGHER STEAM TEMPS

Answer 148

2) ALLOW FOR INCREASING VOLUME OF STEAM

Question 149

AXIAL FLOW TURBINE HAVE STEAM FLOW PARALLEL TO:

1) RADIAL AXIS
2) TANGENTIAL AXIS
3) AXIS OF DIAPHRAGMS
4) AXIS OF ROTOR

Answer 149

4) AXIS OF ROTOR

Question 150

THE PROCESS WHICH IS ACCOMPANIED BY A VIOLENT COLLAPSE OF VAPOUR BUBBLES IS KNOWN AS:

1) THROTTLING
2) WATER HAMMER
3) FLASHING
4) CAVITATION

Answer 150

4) CAVITATION

Question 151

THE TERM “BALANCED SEAL” REFERS TO A SEAL THAT IS:

1) BALANCED BY A WEARING IN PROCESS
2) BALANCED BY FLUID PRESSURE
3) DYNAMICALLY BALANCED
4) STATICALLY BALANCED

Answer 151

2) BALANCED BY FLUID PRESSURE

Question 152

WHAT TYPE OF PUMP IS USED TO ADD SPECIFIC AMOUNTS OF CHEMICALS TO A WATER SYSTEM?

1) CENTRIFUGAL
2) TURBINE
3) MIXED FLOW
4) METERING

Answer 152

4) METERING

Question 153

SKIRT BOARDS ARE FOR:

1) KEEPING BELT CLEAN
2) AVOIDING SPILLAGE
3) UNLOADING THE BELT
4) NONE OF THE ABOVE

Answer 153

2) AVOIDING SPILLAGE

Question 154

AN EXPANSION JOINT WOULD PROBABLY BE USED ON A:

1) FIXED TUBE EXCHANGER
2) U TUBE EXCHANGE
3) FLOATING HEAD EXCHANGER
4) ALL OF THE ABOVE

Answer 154

4) ALL OF THE ABOVE

Question 155

AN OPTIMUM OF HEAT TRANSFER IN A HEAT EXCHANGER WOULD BE POSSIBLE BY USE OF:

1) A FLOATING HEAD
2) IMPINGEMENT PLATES
3) BAFFLES
4) A SINGLE PASS UNIT

Answer 155

2) IMPINGEMENT PLATES

Question 156

WHICH OF THE FOLLOWING DESCRIBES THE TRAVEL OF THE PLATES IN A FRICTION CLUTCH?

1) AUTOMATIC
2) ELECTRICALLY CONTROLLED
3) LONG
4) SHORT

Answer 156

4) SHORT

Question 157

WHAT TYPE OF POSITIVE DISPLACEMENT COMPRESSOR IS BEST SUITED FOR LIGHT DUTY APPLICATIONS?

1) DYNAMIC
2) IMPELLER
3) DIAPHRAGM
4) LONG

Answer 157

3) DIAPHRAGM

Question 158

MECHANICAL SHOCK CAN BE PREVENTED IN A PNUEMATIC CYLINDER BY USING:

1) STOP BLOCKS
2) AIR CONTROL VALVES
3) CUSHIONING DEVICES
4) COMPRESSION SPRINGS

Answer 158

3) CUSHIONING DEVICES

Question 159

THE TAPER OF A DRILL SHANK IS USUALLY A:

1) JARNO TAPER
2) BROWN & SHARP TAPER
3) SELF RELEASING TAPER
4) MORSE TAPER

Answer 159

4) MORSE TAPER

Question 160

THE AVERAGE LIP CLEARANCE ANGLE OF A TWIST DRILLS RANGE FROM:

1) 115’ - 118’
2) 150’ - 180’
3) 80’ - 12’
4) 8’-12’

Answer 160

4) 8’ - 12’

Question 161

RIDGID COUPLINGS ARE DESIGNED TO CONTACT TWO SHAFTS IN A FIX POSITION. THEY MAY ONLY BE USED WHEN:

1) HIGH TORQUE APPLICATION
2) LOW SPEED APPLICATION
3) OFFSET MISALIGNMENT IS LESS THAN BEARING CLEARANCE
4) OFFSET MISALIGNMENT IS GREATER THAN BEARING CLEARANCE

Answer 161

3) OFFSET MISALIGNMENT IS LESS THAN BEARING CLEARANCE

ARE NO ANGULAR MISALIGNMENT NO THERMAL GROWTHS CREATING AXIAL GROWTH

Question 162

THE ROOT IS PART OF A:

1) THRUST BEARING
2) TURBINE BLADE
3) CARBON RING
4) LABYRINTH SEAL

Answer 162

2) TURBINE BLADE THE BASE MOUNT TO SHAFT

Question 163

THE DEVICE THAT FLAT EXPANDS IN A DEFINITE PATTERN TO ALLOW VELOCITY HEAD TO CHANGE TO PRESSURE HEAD IS THE:

1) DIFFUSER
2) IMPELLER
3) VOLUTE
4) NOZZLE

Answer 163

3) VOLUTE

Question 164

A STANDARD CROWN FOR EVERY FOOT OF PULLEY WIDTHS:

1) 1/32”
2) 1/16”
3) 1/8”
4) 1/4”

Answer 164

3) 1/8”

Question 165

THE TERM FOR A METAL THAT CONTAINS IRON IS :

1) NON FERROUS
2) ALLOY
3) MAGNETIC
4) FERROUS

Answer 165

4) FERROUS

Question 166

THE DESIGNATION “250LBS” REFERS TO A FITTINGS:

1) WEIGHT
2) SUPPORT CAPACITY
3) SAFE PRESSURE RATING
4) CONSTRUCTION MATERIAL

Answer 166

3) SAFE PRESSURE RATING

Question 167

ANCHOR BOLTS ARE HELD IN POSITION IN THE CONCRETE FORM BY :

1) STICKING BOLTS IN THE GROUND
2) USING PLYWOOD
3) DRILLING CONCRETE AFTER IS SET
4) NONE OF THE ABOVE

Answer 167

2) USING PLYWOOD

Question 168

IMPULSE TURBINES CAN BE RECOGNIZED BY THE:

1) NUMBER OF STAGES
2) POSITION OF STEAM INLET
3) WINGING OF BLADES
4) USE OF NOZZLES

Answer 168

3) WINGING OF BLADES

Question 169

WEARING RINGS ARE SUPPLIED WITH SOME PUMPS TO REDUCE:

1) MISALIGNMENT
2) OVERHEATING
3) HIGH VELOCITY
4) INTERNAL LEAKAGE

Answer 169

4) INTERNAL LEAKAGE

Question 170

PNEUMATIC CYLINDERS ARE FREQUENTLY REFERRED TO AS:

1) NONROTATING ACTUATORS
2) LINEAR ACTUATORS
3) HORIZONTAL POSITIONERS
4) VERTICAL RAMS

Answer 170

2) LINEAR ACTUATORS

Question 171

YOU ARE TO ORDER READY MIX CONCRETE, FOR POURING A FOUNDATION FOR A HEAVY MACHINE. YOU KNOW THE SOIL IS ALKALI : WHICH TYPE OF CONCRETE MIX WOULD YOU ORDER?

1) MODIFIED PORTLAND CEMENT
2) SULFATE RESISTANT CEMENT
3) HIGH EARLY STRENGTH CEMENT
4) STANDARD PORTLAND CEMENT

Answer 171

4) STANDARD PORTLAND CEMENT

Question 172

THE BEST SEAL TO BE USED ON A HIGH ROTOR SPEED IS A:

1) CARBON RING
2) MECHANICAL SEAL
3) PACKING BOX
4) LABYRINTH SEAL

Answer 172

4) LABYRINTH SEAL

Question 173

TURBULENCE TO HELP SEALING IN A LABYRINTH SEAL IS PRODUCED BY A :

1) VACCUM SOURCE
2) CENTRIFICAL FORCE
3) KNIFE EDGE
4) CARBON RING

Answer 173

3) KNIFE EDGE

Question 174

A WATER GLAND IS NOT AN EFFECTIVE SEAL AT:

1) FULL SPEED
2) INTERMEDIATE SPEED
3) OVERSPEED
4) START UP

Answer 174

4) START UP

Question 175

SPHERICAL SEATED TURBINE BEARINGS ARE FOR:

1) TAKING THRUST
2) TAKING AXIAL THRUST
3) TAKING RADIAL THRUST
4) SELF ALIGNMENT

Answer 175

3) TAKING RADIAL THRUST

Question 176

THE DISCHARGE VALVES OF A COMPRESSOR ARE OPENED BY:

1) FINGER SPRINGS
2) DISK SPRINGS
3) COMPRESSED AIR
4) SUCTION PRESSURE

Answer 176

3) COMPRESSED AIR

Question 177

TO RAISE THE BOILING POINT OF A LIQUID:

1) A VACCUM WOULD HAVE TO BE MADE
2) THE PRESSURE WOULD HAVE TO BE INCREASED
3) THE PRESSURE WOULD HAVE TO BE DECREASED
4) NONE OF THE ABOVE

Answer 177

2) THE PRESSURE WOULD HAVE TO BE INCREASED

Question 178

IN A VACCUM

1) WATER WOULD BOIL AT OVER 212’F
2) WATER WOULD BOIL AT 212’F
3) WATER WOULD BOIL AT LESS THAT 212’F
4) NONE OF THE ABOVE

Answer 178

3) WATER WOULD BOIL AT LESS THAT 212’F

Question 179

TURBINES ARE PROTECTED FROM SPEEDING BY:

1) MANUAL SHUT OFF
2) LOW OIL PRESSURE SWITCH
3) OVERSPEED TRIP SWITCH
4) REVERSING TURBINE BLADES

Answer 179

3) OVERSPEED TRIP SWITCH

Question 180

WHICH OF FOLLOWING HAS THE HIGHEST STRENGTH?

1) SQUARE KNOT
2) TIMBER HITCH
3) BOWLINE
4) EYE SPLICE

Answer 180

4) EYE SPLICE

Question 181

A CLASS “C” FIRE IS ONE IN:

1) WOOD
2) GASOLINE
3) ELECTRICAL EQUIPMENT
4) COMBUSTIBLE METALS

Answer 181

3) ELECTRICAL EQUIPMENT

Question 182

CLASS “A” FIRE IS USUALLY EXTINGUISHED WITH:

1) DRY CHEMICAL
2) CARBON TETRACHLORIDE
3) WATER
4) CO2

Answer 182

3) WATER

Question 183

BEFORE ANY MACHINERY OR EQUIPMENT IS TO BE REPAIRED THE:

1) FORMAN SHOULD BE NOTIFIED
2) EQUIPMENT MUST BE LOCKED OUT AND TAGGED
3) HELPER SHOULD GUARD THE SWITCH
4) OPERATOR SHOULD BE NOTIFIED

Answer 183

2) EQUIPMENT MUST BE LOCKED OUT AND TAGGED

Question 184

A DEVICE USED AS A SELECTIVE SORTER IS A :

1) FLIGHT
2) GRAVITY ROLL CASE
3) RIGID TRANSFER TABLE
4) JUMP ROLL CASE

Answer 184

4) JUMP ROLL CASE

Question 185

FINISHED GROUT SHOULD BE KEPT WET FOR:

1) 12 HOURS
2) 24 HOURS
3) 36 HOURS
4) 72 HOURS

Answer 185

4) 72 HOURS

Question 186

THE SCAFFOLD THAT HAS THE INNER END OF THE SCAFFOLD FASTENED IS:

1) THE SWING STAGE
2) THE HANGING
3) THE CANTILEVER
4) ALL OF THE ABOVE

Answer 186

3) THE CANTILEVER

Question 187

THE METAL THAT HOLDS UP TO 113 OF ITS VOLUME IN OIL IS:

1) BABBITT
2) CAST IRON
3) LINER BRONZE
4) POROUS BRONZE

Answer 187

4) POROUS BRONZE

Question 188

CHAIN CONVEYOR DESIGNS IS WHAT MAIN TYPE(S):

1) PARALLEL STRAND
2) GRAVITY DROP
3) S-DRIVE
4) ALL OF THE ABOVE

Answer 188

4) ALL OF THE ABOVE

Question 189

DRY CHARGE FLUID CLUTCHES USUALLY HAVE AN ACTUATING MEDIA THAT CONSISTS OF:

1) SAND
2) PLASTIC PELLETS
3) STEEL SHOT
4) GRAPHITE POWDER

Answer 189

3) STEEL SHOT

Question 190

EFFECTIVE OPERATION OF A ROLLER CHAIN AND GEAR TYPE COUPLING REQUIRES PROPER:

1) ALIGNMENT AND BALANCE
2) ALIGNMENT AND LUBRICATION
3) LUBRICATION AND BALANCE
4) LUBRICATION AND COOLING

Answer 190

2) ALIGNMENT AND LUBRICATION

Question 191

A CLUTCH IS USED ON DIFFERENT PIECES OF EQUIPMENT TO PROVIDE FOR:

1) MISALIGNMENT AND DISENGAGEMENT
2) POSITIVE CONNECTION AND BRAKING
3) DISENGAGEMENT AND SLIPPAGE
4) SLIPPAGE AND BRAKING

Answer 191

3) DISENGAGEMENT AND SLIPPAGE

Question 192

THE PITCH OF A ROLLER DRIVE CHAIN IS DETERMINED BY THE:

1) ROLLER WIDTH CHAIN LENGTH
2) CHAIN STRENGTH
3) CHAIN LENGTH
4) CENTRE DISTANCE OF THE CONNECTING PINS

Answer 192

4) CENTRE DISTANCE OF THE CONNECTING PINS

Question 193

TO PREVENT THE REDUCER FROM THE ROTATING AND SOMETIMES PROVIDE V BELT TENSION ADJUSTMENT A SHAFT MOUNTED REDUCER IS SUPPLIED WITH A:

1) TIE ROD
2) SLIDING MOTOR BASE
3) BACK STOP
4) MOVABLE SUPPORTING FRAME

Answer 193

1) TIE ROD

Question 194

THE NUMBER OF THREADS ON A WORM OF A SINGLE REDUCTION WORM GEAR REDUCER WILL HELP DETERMINE THE:

1) REDUCER HORSEPOWER
2) REDUCER RATIO
3) WORM LEAD
4) WORM PRESSURE ANGLE

Answer 194

2) REDUCER RATIO

Question 195

GEAR TEETH REQUIRE CLEARANCE AT THE CONTACTING POINT FOR PROPER OPERATION. THIS IS ALSO CALLED THE:

1) WORKING DEPTH
2) CHORDAL THICKNESS
3) BACKLASH
4) ADDENDUM

Answer 195

3) BACKLASH

Question 196

WHAT INFORMATION IS NEEDED TO CALCULATE THE WORK ACCOMPLISHED BY A HYDRAULIC CYLINDER?

1) THE PISTON STROKE
2) THE PISTON DIAMETER
3) THE HYDRAULIC PRESSURE
4) ALL OF THE ABOVE

Answer 196

4) ALL OF THE ABOVE

Question 197

PASCAL’S LAW STATES THAT PRESSURE EXERTED ON A CONFINED FLUID IS:

1) HIGHER THAN INPUT
2) LOWER THAN INPUT PRESSURE
3) DISTRIBUTED EQUALLY IN THE FLUID
4) ALL OF THE ABOVE

Answer 197

3) DISTRIBUTED EQUALLY IN THE FLUID

Question 198

ONE CUBIC YARD OF CONCRETE WOULD CONTAIN:

1) 29 CU FT OF CONCRETE
2) 27 CU FT OF CONCRETE
3) 18 CU FT OF CONCRETE
4) 31 CU FT OF CONCRETE

Answer 198

2) 27 CU FT OF CONCRETE

Question 199

THE REASON FOR LONGER BLADES IN A SUCCESSIVE STAGES OF A TURBINE IS:

1) TO STOP STEAM CONDENSATION
2) TO ALLOW INCREASING VOLUMES OF STEAM
3) TO STOP STEAM PULSATIONS
4) TO ALLOW FOR HIGHER STEAM PRESSURES

Answer 199

2) TO ALLOW INCREASING VOLUMES OF STEAM

Question 200

TURBINE ROTORS ARE:

1) STATIC BALANCED
2) STATIC BALANCED AND TESTED AT 120% RPM
3) DYNAMICALLY BALANCED
4) NONE OF THE ABOVE

Answer 200

3) DYNAMICALLY BALANCED

Question 201

SAFTEY IN A PLANT IS A CONCERN OF ………………….. AND …………………….. AND…………………?

1) CONTACTOR, WORKERS AND OFFICERS
2) OWNERS, GOVERNMENT AND WCB OFFICER
3) GOVERNMENT, MANAGEMENT AND LABOUR
3) NONE OF THE ABOVE

Answer 201

3) GOVERNMENT, MANAGEMENT AND LABOUR

Question 202

WHAT IS A CLASS C FIRE?

1) FIRE INVOLVING ORDINARY COMBUSTABLE
2) FIRES INVOLVING CERTAIN COMBUSTABLE METALS
3) FIRE INVOLVING PETRO CHEMICALS
4) FIRE INVOLVING ENERGIZED ELECTRICAL EQUIPMENT

Answer 202

4) FIRE INVOLVING ENERGIZED ELECTRICAL EQUIPMENT

Question 203

WHAT ARE COHESIVE FORCES?

1) STRONG LIQUID GLUE
2) SOLID MATTER THAT IS ATTRACTED TO EACH OTHER
3) LIQUIDS THAT ARE ATTRACTED TO EACH OTHER
4) THE OPPOSITE OF ADHESIVE FORCES

Answer 203

2) SOLID MATTER THAT IS ATTRACTED TO EACH OTHER

Question 204

WHAT IS ADHESIVE FORCES?

1) SOLID MATTER THAT IS ATTRACTED TO EACH OTHER
2) MOLECULES THAT ARE NOT ALIKE THAT ARE ATTRACTED TO ONE ANOTHER
3) MOLECULES THAT ARE ALIKE THAT ARE ATTRACTED TO ONE ANOTHER
4) NONE OF THE ABOVE

Answer 204

2) MOLECULES THAT ARE NOT ALIKE THAT ARE ATTRACTED TO ONE ANOTHER WATER TO CONCRETE OIL TO BEARINGS INK TO PAPER

Question 205

WHAT IS THE CORRECT FORMULA FOR VOLUME ?

1) VOLUME= WEIGHT X MASS
2) VOLUME = LENGHT X WIDTH X HEIGHT
3) PIE X LENGHT
4) SQUARE ROOT OF PIE

Answer 205

2) VOLUME = LENGHT X WIDTH X HEIGHT

Question 206

WHAT IS TENSILE STRENGTH?

1) ABILITY FOR MATERIAL TO RETURN TO ITS ORIGINAL SHAPE
2) ABILITY FOR A MATERIAL TO BE PERMANENTLY DEFORMED
3) ABILITY FOR MATERIAL TO RESIST BEING PULLED APART
4) ABILITY FOR MATERIAL TO BE STRETCHED

Answer 206

3) ABILITY FOR MATERIAL TO RESIST BEING PULLED APART

Question 207

WHAT IS DUCTILITY?

1) TYPE OF STEEL
2) TYPE OF ALLOY
3) ABILITY FOR MATERIAL TO BE PERMANENTLY DEFORMED
4) ABILITY TO STRETCH AND MAINTAIN A NEW SHAPE

Answer 207

4) ABILITY TO STRETCH AND MAINTAIN A NEW SHAPE

Question 208

WHAT IS THE DEFINITION OF MALLEABILITY?

1) A TYPE OF BABBITT
2) ABILITY FOR A MATERIAL TO RETAIN ITS SHAPE PERMANENTLY AFTER A DEFORMING FORCE IS REMOVED
3) ABILITY FOR A MATERIAL TO BE PERMANENTLY DEFORMED BY COMPRESSION FORCES
4) NONE OF ABOVE

Answer 208

3) ABILITY FOR A MATERIAL TO BE PERMANENTLY DEFORMED BY COMPRESSION FORCES

Question 209

WHAT IS VISCOSITY?

1) TYPE OF OIL
2) A LIQUIDS ABILITY TO FLOW
3) A LIQUIDS ABILITY TO RESIST FLOW
4) A LIQUIDS ABILITY TO VAPOURIZE

Answer 209

3) A LIQUIDS ABILITY TO RESIST FLOW

Question 210

WHAT IS THE LINEAR EXPANSION RATE OF CAST IRON PER DEGREE’S C?

1) .00104”
2) .0104”
3) .000000104”
4) .0000104”

Answer 210

4) .0000104”

Question 211

STRAIGHT ANCHOR BOLTS SHOULD BE SET IN CONCRETE AT LEAST ………………………TIMES THERE DIAMETER.

1) 10
2) 50
3) 25
4) 5

Answer 211

3) 25

Question 211

WHAT IS A CLASS 2 LEVER?

Question 212

WHAT IS THE TAPER PER FOOT IN REGUARDS TO NATIONAL PIPE THREAD?

1) 1/8” PER FOOT
2) 1/4” PER FOOT
3) 3/4” PER FOOR
4) 1/2” PER FOOT

Answer 212

3) 3/4” PER FOOT

Question 213

WHAT AND WHERE ARE ACME THREADS USED

1) CONNECTING RODS
2) REDI ROD
3) ADJUSTING AND POSITIONING SCREW LATHE
4) MICROMETERS

Answer 213

3) ADJUSTING AND POSITIONING SCREW LATHE

Question 214

WHAT IS THE GENERAL THREAD ANGLE TO METRIC AND SAE THREADS?

1) 37’
2) 45’
3) 90’
4) 60’

Answer 214

4) 60’

Question 215

IN REGARDS TO THREAD DESIGNATION DEFINE “2A”

3/4”-10UNC-2A X 1 1/2”lg

1) DOUBLE THREADS
2) COARSE THREADS
3) CLASS OF FIT
4) LEFT HAND THREAD

Answer 215

3) CLASS OF FIT

Question 216

THIS TOOL IS USED TO LAYOUT LINES PARALLEL TON AN EDGE AND FIND THE CENTRE OF ROUND OR IREGULAR SHAPES?

1) TRAMMEL
2) COMBINATION SET
3) SQUARE HEAD
4) HERMAPHRODITE CALIPERS
5) DIVIDERS

Answer 216

4) HERMAPHRODITE CALIPERS

Question 217

IF THE SECONDARY WINDINGS HAS MORE TURNS THAN THE PRIMARY WINDING THE TRANSFORMER IS KNOWN AS A :

1) INDUCING TRANSFORMER
2) STEP DOWN TRANS FORMER
3) STEP UP TRANSFORMER
4) ALTERNATING TRANSFORMER

Answer 217

3) STEP UP TRANSFORMER

Question 218

HOW MAY CONNECTIONS ON A DELTA OR MESH THREE PHASE CONNECTION?

1) 4
2) 3
3) 5 OR 6
4) 1

Answer 218

2) 3

Question 219

WHAT ARE MOST COMMONLY USED GREASES ?

1) CALCIUM BASED
2) SODIUM BASED
3) ALUMINUM BASES
4) LITHIUM/BARIUM BASED

Answer 219

4) LITHIUM/BARIUM BASED

Question 220

IMPROVED PLOW GRADE WIRE ROPE HAS A BREAKING STRENGHT OF:

1) 250 TONS
2) 10 TONS
3) 80-90 TONS
4) 110 TO 120 TONS

Answer 220

4) 110 TO 120 TONS

Question 221

WHAT ROLLS DO FIBER CORES PLAY IN REGARDS TO WIRE ROPE:

1) ADD TO OVER ALL STRENGHTH
2) FLEXIBILITY ADDED
3) LUBRICATE INNER WIRES
4) CORROSION PROTETION

Answer 221

3) LUBRICATE INNER WIRES

Question 222

WHAT WOULD THE MOST COMMON WIRE ROPE LAY BE ?

1) LANG LAY / WIRES AND STRANDS SAME DIRECTION
2) LEFT REGULAR LAY / WIRES TO RIGHT AND STRANDS TO LEFT
3) RIGHT REGULAR LAY / WIRES TO LEFT AND STRAND TO RIGHT
4) NONE OF ABOVE

Answer 222

3) RIGHT REGULAR LAY / WIRES TO LEFT AND STRAND TO RIGHT

Question 223

IN THE FOLLOWING IDENTIFY THE CORRECT DESCRIPTION:

6X31 WARRINGTON SEALE, IWRC RIGHT, REGULAR LAY

1) 31 STRANDS, 6 WIRES PER STRANDS, INDEPENDANT WIRE ROPE CORE
2) 6 STRANDS , 31 NUMBERS OF WIRES PER STRAND INDEPENDANT WIRE ROPE CORE
3) NONE OF THE ABOVE

Answer 223

2) 6 STRANDS , 31 NUMBERS OF WIRES PER STRAND INDEPENDANT WIRE ROPE CORE

Question 224

A PROPER FITTING SHEAVE GROOVE SHOULD SUPPORT THE ROPE OVER ………… DEGREES TO ……………….DEGREES OF ROPE CIRCUMFERENCE.

1) 90’-180
2) 60’-90’
2) 135’-150’
4) 120’180’

Answer 224

2) 135’-150’

Question 225

WIRE ROPE EXCESSIVE FLEET ANGLE AS IT WINDS ONTO A DRUM WILL CAUSE:

1) ROPE STRETCH
2) OVERLOAD WINCH
3) SHORTEN ROPE LIFE
4) DRUM WEAR

Answer 225

3) SHORTEN ROPE LIFE

FLEET ANGLE SPEC

2’GROOVED

1.5’ PLAIN DRUM

Question 226

WHAT PRINCIPLE WOULD THE FOLLOWING STATMENT BE:

“WHEN EVER VELOCITY(KINETIC ENERGY) OF A FLUID INCREASES, THE PRESSURE (POTENTIAL ENERGY) DECREASES”

1) OHMS LAW
2) NEWTONS LAW
3) CONSERVATION OF ENERGY
4) BERNOULLI
5) PASCALS

Answer 226

4) BERNOULLI

Question 227

WHEN AN A IS STAMPED INTO A LINK OF A CHAIN THIS IS AND INDICATION OF?

1) GRADE OF LINK
2) SIZE OF LINK
3) OVERHEAD HOISTING
4) MASTER RING LINK

Answer 227

3) OVERHEAD HOISTING

“A” LINK

Question 228

RULE OF THUMB FOR CHAIN LINK WEAR IS AS FOLLOWS:

1) 10% LESS THAN 1” LINK DIAMETER AND 20% MORE THAN 1” LINK DIAMETER
2) 15% LESS THAN 1” LINK DIAMETER AND 25% MORE THAN 1” LINK DIAMETER
3) 2% LESS THAN 1” LINK DIAMETER AND 8% MORE THAN 1” LINK DIAMETER
4) 1% LESS THAN 1” LINK DIAMETER AND 10% MORE THAN 1” LINK DIAMETER
5) 5% LESS THAN 1” LINK DIAMETER AND 10% MORE THAN 1” LINK DIAMETER

Answer 228

5) 5% LESS THAN 1” LINK DIAMETER AND 10% MORE THAN 1” LINK DIAMETER

Question 229

WHAT ARE THE ADVANTAGED OF A WEDGE SOCKET?

1) ALLOWS FOR STRONGER ROPE EYE ATTACHMENT FACTOR
2) ALLOWS FOR FASTER SWAPS BUT LOWER RATING
3) INCREASE ROPE LIFE
4) COST SAVINGS

Answer 229

2) ALLOWS FOR FASTER SWAPS BUT LOWER RATING

70% OF ROPE RATING

Question 230

WHAT IS THE FORMULA FOR WIRE ROPE CLIP COUNT AND SPACING?

1) U BOLT ON DEAD SIDE AND NUMBER OF CLIPS DIAMETER OF ROPE X 4 + 1, SPACING IS 6 X DIAMETER OF ROPE
2) UBOLT ON LIVE SIDE AND NUMBER OF CLIPS X 3 +1, SPACING IS 6 X DIAMETER OF ROPE
3) UBOLT ON THE DEAD SIDE AND NUMBER OF CLIPS X 3 +1, SPACING IS 6 X DIAMETER OF ROPE.
4) NONE OF THE ABOVE

Answer 230

3) UBOLT ON THE DEAD SIDE AND NUMBER OF CLIPS X 3 +1, SPACING IS 6 X DIAMETER OF ROPE.

Question 231

A SINGLE HITCH CHOKER IS ……………….% LESS THAN IS LOAD CAPACITY.

1) 50%
2) 60%
3) 70%
4) 85%

Answer 231

3) 70%

Question 232

A RULE OF THUMB FOR CALCULATING THE SWL OF WIRE ROPE IS THAT 3/8” DIAMETER ROPE WILL SUPPORT 1 TON (2000 LBS) AND THAT EACH …………………………….OF DIAMETER WILL INCREASE THE SWL BY 1 TON.

1) 1/3”
2) 1/4”
3) 1/8”
4) 1/2”

Answer 232

3) 1/8”

Question 233

THE PRIMARY ROLL OF A SNACH BLOCK IS TO :

1) INCREASE TORQUE
2) DECREASE TORQUE
3) CHANGE DIRECTION OF PULL
4) HIGH SPEED APPLICATION

Answer 233

3) CHANGE DIRECTION OF PULL

Question 234

WHAT DOES THE TERM DOG EVERYTHING MEAN?

1) SLOW DOWN
2) FASTER
3) DANGER
3) PAUSE

Answer 234

3) PAUSE

Question 235

AS A RULE OF THUMB:

THE WIDTH OF A KEY IS …………………………….THE NOMINAL DIAMETER OF A SHAFT.

1) 1/3
2) 1/4
3) 1/2
4) 1/8

Answer 235

2) 1/4

Question 236

WHAT IS THE STANDARD TAPER FOR TAPERED KEYS:

1) 1 IN 96 OR 1/8”IN 12
2) 1 IN 50 OR 1/32 IN 12
3) SAME AS HUB
4) NONE OF THE ABOVE

Answer 236

1) 1 IN 96 OR 1/8”IN 12

METRIC IS 1 IN 100

THE LENGHT OF THE KEY SHOULD BE SAME AS HUB

Question 237

WHEN CALCULATING THE ANTIFRICTION BEARING BORE SIZE WITH BEARINGS FROM 20MM-480 MM MULTIPLY THE LAST TWO FIGURES OF THE BEARING NUMBER BY………………………..?

A) 2

B) 3)

C) 10

D) 5

E) 6

Answer 237

D) 5

6204 + 04 X 5 +20MM

Question 238

UP TO 20 MM ROLLER BEARING SIZE THE BORE OF A BEARING IS DETERMINED ? 6200?

1) 100MM
2) 10MM
3) 15MM
4) 20MM
5) 17MM

Answer 238

2) 10MM

00=10MM

01=12MM

02=15MM

03=17MM

BORE SIZE

Question 239

WITH ANITFICTION BEARING FIGURE CODES WHAT DOES THE FOLLOWING CODE FULL DESCRIBE?

SKF-6208

1) SKF/MANUFACTURE, 6=CONRAD SINGLE ROW DEEP GROOVE, 2= SERVICE WEIGHT LIGHT DUTY, 08= 08X 10= 80MM BORE
2) SKF/MANUFACTURE, 6=CONRAD SINGLE ROW DEEP GROOVE, 2= SERVICE WEIGHT LIGHT, 08= 08X 5=40MM BORE
3) NONE OF THE ABOVE

Answer 239

2) SKF/MANUFACTURE, 6=CONRAD SINGLE ROW DEEP GROOVE, 2= SERVICE WEIGHT LIGHT, 08= 08X 5=40MM BORE

Question 240

WHEN HEATING A BEARING ALWAYS STAY CLOSE ENOUGH TO CHECK THE POSITION AND TEMP OF A BEARING NEVER EXCEED………………………………C’/F’?

1) 200’C
2) 100’C
3) 120’C
4) 130’C

Answer 240

3) 120’C

Question 241

AS A RULE OF THUMB V-BELT TENSION IS DETERMINED BY APPLIED DEFLECTION AT MID POINT OF BELT FREE SPAN. WHAT IS THE AMOUNT OF DEFECTION THIS PER INCH?

1) 1/2”
2) 1/8”
3) 1/4”
4) 1/64’

Answer 241

4) 1/64’

IF THE SPAN IS 32” THEN 32/64 = 1/2” DEFECTION

Question 242

WHAT IS THE FORMULA FOR APPROXIMATE BELT LENGHT WHEN:

PULLY X= 20’

PULLEY Y= 10”

SHAFT CENTERS = 38”

1) 100’
2) 300’
3) 125’
4) 119’ 5) 123”

Answer 242

5) 123”

20+10= 30 DIVIDED BY 2= 15 X 3.1416= 47.12

47. 12 (2X38)=76
48. 12+ 76= 123”

Question 243

BENCHMARKS BY DEFINTION ARE:

1) DATUM POINTS
2) DATUM PLANE
3) PERMANENT ELEVATION POINTS
4) JIG ON A WORK TABLE

Answer 243

3) PERMANENT ELEVATION POINTS

Question 244

SELECT A “41 CHAIN” BELOW:

1) 1 1/4” PITCH REGULAR
2) 1/2” PITCH LIGHT WEIGHT
3) 3/8” PITCH ROLLERLESS
4) NONE OF THE ABOVE

1

Answer 244

2) 1/2” PITCH LIGHT WEIGHT

***MULTIPLY FRONT NUMBER BY 1/8”

FOUR 1/8’S = 4/8=1/2

41 CHAIN 4/8” OR 1/2”

1= LIGHT WEIGHT

0= REGULAR

5=ROLLERLESS

H=HEAVY WEIGHT

Question 245

WHAT IS MINUS ELEVATION AND IS IT CRITICAL?

1) BELOW THE DESIERED LEVEL TO ALLOW FOR SHIMMING
2) ABOVE THE DESIERED LEVEL TO ALLOW FOR SHIMMING
3) ALLOWS FOR CONCETE TO SET
4) 19MM/.75’ - 38MM-1.5’ BELOW DESIRED LEVEL FOR SHIM AND GROUT

Answer 245

4) 19MM/.75’ - 38MM-1.5’ BELOW DESIRED LEVEL FOR SHIM AND GROUT

Question 246

WHEN DECIDING CENTER DISTANCED OF SHAFTS, YOU MUST ENSURE THAT THE SPROCKET TEETH DO NOT TOUCH AND AT LEAST …………………………TEETH ENGAGE OR ……………………..DEGREES OF CHAIN WRAP?

1) 2/3 AND 90’
2) 1/3 and 180’
3) 1/3 and 120’
4) 1/4 and 120’

Answer 246

3) 1/3 and 120’

Question 247

WHAT IS THE RECOMENDED SLACK FOR A HORIZONTAL CHAIN INSTALLATION?

1) 1%
2) 2%
3) 1/4 OF CHAIN PITCH
4) 5%

Answer 247

2) 2%

Question 248

FOR VERTICAL CHAIN DRIVES WHAT SHOULD THE CHAIN SLACK BE SET AT?

1) 12%
2) 1/4 OF CHAIN PITCH
3) 2%
4) NONE OF ABOVE

Answer 248

2) 1/4 OF CHAIN PITCH

Question 249

WHAT IS THE TERM DIAMETRAL PITCH MEAN IN REGARDS TO GEARS?

1) THE PART OF THGE TOOTH THAT LIES BETWEEN PITCH CIRCLE
2) ROOT DIAMETER
3) THE TOTAL #OF TEETH ON THE GEAR DIVIDED BY THE PITCH DIAMETER IN INCHES
4) ANOTHER WORD FOR BACKLASH

Answer 249

3) THE TOTAL #OF TEETH ON THE GEAR DIVIDED BY THE PITCH DIAMETER IN INCHES

Question 250

WHAT IS THE NAME FOR THE MOST COMMON UNBALANCE?

1) QUASI STATIC
2) STATIC
3) COUPLED
4) DYNAMIC

Answer 250

4) DYNAMIC

Question 251

WHEN CHECKING FOR FLAWS AND CRACKS ONE MUST USE A FLASHLIGHT POINTED TOWARDS YOUR SELD AT A ………………… ANGLE TO………………….ANGLE TO THE FLAWED SURFACE.

1) 90’-180’
2) 10’-55’
3) 5’-45’
4) 15’-90’

Answer 251

3) 5’-45’

Question 252

WIHAT ARE TWO BASIC CLASSIFICATIONS OF PUMPS ?

1) DYNAMIC AND CONCENTRIC
2) FULLFLOW AND DYMAMIC
3) DYNAMIC AND POSITIVE DISPLACEMENT
4) MULITSTAGE AND POSITIVE DISPLACEMNT

Answer 252

3) DYNAMIC AND POSITIVE DISPLACEMENT

Question 253

WHAT IS A SECOND NAME FOR CENTRIFUGAL PUMPS?

1) POSITIVE DISPLACEMENT PUMP
2) NON-POSITIVE DISPLACEMENT PUMP
3) KINETIC PUMP
4) SLIPPER PUMP[

Answer 253

2) NON-POSITIVE DISPLACEMENT PUMP

Question 254

PUMPHEAD IS THE PRESSURE A PUMP ………………………..TO BE ABLE TO MOVE FLUID.

1) NEEDS TO AMPLIFY
2) NEEDS TO OVERCOME
3) NEEDS TO REDUCE
4) NONE OF THE ABOVE

Answer 254

2) NEEDS TO OVERCOME

Question 255

WHAT IS THE DIFFRENCE BETWEEN PUMP STATIC SUCTION LIFT AND PUMP STATIC SUCTION HEAD?

1) THE SAME MEANING
2) STATIC SUCTION LIFT LEVEL TO PUMP CENTERLINE AND STATIC SUCTION HEAD VERTICAL DISTANCE ABOVE CENTERLINE
3) 0.003’ CLEARANCE
4) NONE OF THE ABOVE

Answer 255

2) STATIC SUCTION LIFT LEVEL TO PUMP CENTERLINE AND STATIC SUCTION HEAD VERTICAL DISTANCE ABOVE CENTERLINE

Question 256

THE ELEVATION OF A POINT OR BENCHMARK IS THE VERTICAL DISTANCE OF THE POINT ABOVE A PARTICULAR LEVEL SURFACE. THIS LEVEL IS CALLED A DATUM. THE HEIGHT ABOVE THE SURFACE OF THE SUROUNDING GROUND IN CRITICAL? TRUE OF FALSE?

Answer 256

FALSE

THE GROUND LEVEL HAS NO BEARING ON THE DATUM

Question 257

WHAT IS TOTAL STATIC HEAD?

1) DISTANCE BETWEEN THE IMPELLER AND THE VOLUTE
2) IMPELLER SIZE RATIO
3) HORIZONTAL DISTANCE DISTANCE FROM THE LIQUID SUPPLY LEVEL TO THE SURFACE OF THE LIQUID IN THE POINT OF DISCHARGE.
4) VERTICAL DISTANCE DISTANCE FROM THE LIQUID SUPPLY LEVEL TO THE SURFACE OF THE LIQUID IN THE POINT OF DISCHARGE.

Answer 257

TOTAL STATIC HEAD

4) VERTICAL DISTANCE DISTANCE FROM THE LIQUID SUPPLY LEVEL TO THE SURFACE OF THE LIQUID IN THE POINT OF DISCHARGE.

Question 258

PUMP SIZE IS EXPRESSED AS:

3”X4”X10”

1) DISCHARGE DIAMETER / SUCTION DIAMETER / IMPELLER SIZE
2) IMPELLER SIZE / SUCTION DIAMETER / DISCHARGE DIAMETER
3) SUCTION DIAMETER / IMPELLER SIZE / DISCHARGE DIAMETER
4) NONE OF THE ABOVE

Answer 258

1) DISCHARGE DIAMETER / SUCTION DIAMETER / IMPELLER SIZE

Question 259

A DIFUSER PUMP IS?

1) AN AXIAL FLOW PUMP
2) A PISTON PUMP WITH MULTIPLY PISTONS
3) A PUMP WITH MULTIPLE STATIONARY CURVED VANES
4) TYPE OF MULTI STAGE PUMP

Answer 259

3) A PUMP WITH MULTIPLE STATIONARY CURVED VANES

Question 260

WHAT IS A MIXED FLOW PUMP?

1) DIFFUSER STYLE PUMP
2) SIDE LOAD PUMP
3) COMBINED AXIAL FLOW AND RADIAL FLOW
4) REGENERATIVE PUMP

Answer 260

3) COMBINED AXIAL FLOW AND RADIAL FLOW

Question 261

A REGENERATIVE PUMP HAS?

1) PISTONS
2) VANES
3) CURVED AND OFFSET IMPELLER
4) IMPULSE VANES

Answer 261

2) VANES

REGENERATIVE PUMPS ARE GOOD FOR HIGH PRESSURE LOW CAPACITY, BOILER RECIRC PUMPS

Question 262

WHAT IS THE INCLUDED ANGLE OF A COUNTERSINK BIT?

1) 15’
2) 25’
3) 52’
4) 82’

Answer 262

4) 82’

Question 263

WHAT KIND OF STEEL SHOULD BE USED FOR CUTTING TOOLS?

1) ALUMINUM
2) STEEL
3) STAINLESS STEEL
4) TOOL STEEL

Answer 263

4) TOOL STEEL

Question 264

WHAT IS THE PROCESS TO TEMPERING STEEL?

1) COOL IN OIL
2) COOL SLOWLY IN SAND
3) DIP IN LIME
4) DIP IN WATER

Answer 264

4) DIP IN WATER

Question 265

THE LINES ON A SAE MICROMETER SLEEVE ARE ?

1) 0.002”
2) 0.2”
3) 0.025”
4) O.050

Answer 265

3) 0.025”

Question 266

HOW WOULD YOU SHARPEN A SCRIBE?

1) FILE
2) DIAMOND
3) HONE STONE
4) SAND PAPER

Answer 266

3) HONE STONE

Question 267

PRESSURE APPLIED TO A CONFINED FLUID AT REST IS TRANSMITTED EQUALLY IN EVERY DIRECTIONAND ALWAYS AT RIGHT 90’ ANGLES TO THE CONTAINING SURFACE

1) BERNOULLI PRINCIPLE
2) PASCAL’S LAW
3) CONSERVATION LAW
4) NEWTON’S LAW

Answer 267

2) PASCALS LAW

PRESSURE APPLIED TO A CONFINED FLUID AT REST IS TRANSMITTED EQUALLY IN EVERY DIRECTION AND ALWAYS AT RIGHT 90’ ANGLES TO THE CONTAINING SURFACE

Question 268

WHEN USING A DRILL BIT AT A FIX RATE OF SPEED TOO SLOW WHAT WILL HAPPEN?

1) EXCESS FRICTION
2) BREAK TOOL BIT
3) STALL MOTOR
4) NONE OF ABOVE

Answer 268

2) BREAK TOOL BIT

Question 269

WHAT IS THE INCLUDED ANGLE OF A COLD CHISEL?

1) 25’
2) 70’
3) 80’
4) 50’

Answer 269

2) 70’

Question 270

WHAT IS A DRILL DRIFT?

1) DRILL FOR IMPACTING
2) TOOL FOR REMOVING A TAPER DRILL
3) HSS DRILL BIT

NONE OF ABOVE

Answer 270

2) TOOL FOR REMOVING A TAPER DRILL

MORSE TAPER

Question 271

HOW DOES A PYROMETER WORK ON WHAT PRINCIPLES?

1) OHMS LAW
2) TWO DISSIMILAR METALS ARE HEATED A SMALL ELECTRICAL CURRENT IS PRODUCED
3) HEAT AND PRESSURE
4) NONE OF ABOVE

Answer 271

2) TWO DISSIMILAR METALS ARE HEATED A SMALL ELECTRICAL CURRENT IS PRODUCED

Question 272

WHAT TYPE OF THREADS ARE FOUND ON A LEAD SCREW OF A LATHE?

1) NATIONAL FINE
2) NATIONAL COARSE
3) ACME THREADS
4) STANDARD WITWORTH

Answer 272

3) ACME THREADS

29’ THREADS

Question 273

WHAT IS SUPPLEMENTARY ANGLES?

1) 90’
2) 10’
3) 180’
4) 360’

Answer 273

3) 180’

Two angles are called supplementary when BOTH their ANGLES measures add up to 180 degrees.

Question 274

DEFINE GRAVIMETRIC LEVEL ANALYSIS?

1) INFARED TEST
2) CONTAMINATE TEST
3) WEIGHT OF CONTAMINATION PER LITRE
4) OIL ADDITIVE DEPLETION

Answer 274

3) WEIGHT OF CONTAMINATION PER LITRE

Question 275

WHAT IS A COMPLEMENTARY ANGLES?

1) 180’
2) 90’
3) 180’
3) 25’

Answer 275

2) 90’

Two angles are called complementary when BOTH ANGLES measures add to 90 degrees.

Question 276

WHAT IS AN ACUTE ANGLE?

1) GREATER THAN 180’
2) LESS THAN 180’
3) LESS THAN 90’
4) MORE THAN 90’

Answer 276

3) LESS THAN 90’

Question 277

WHAT IS AN OBTUSE ANGLE?

1) GREATER THAT 180’ AND LESS THAN 90’
2) LESS THAN 180’ BUT GREATER THAN 90’
3) GREATER THAN 50’
4) NONE OF ABOVE

Answer 277

2) LESS THAN 180’ BUT GREATER THAN 90’

An obtuse angle has a measurement greater than 90 degrees but less than 180 degrees.

Question 278

WHAT IS PIE TO 4 DECIMAL PLACES?

1) 3.14301
2) 3.1416
3) 3.1414
4) 3.144

Answer 278

2) 3.1416

Question 279

IN GENERAL TERMS WHAT IS THE BEST LOCATION TO MOUNT OR INSTALL A VIBRATION TRANDUCER?

1) AXIAL
2) HORIZONTAL/AXIAL
3) VERTICAL
4) HORIZONTAL/RADIAL

Answer 279

4) HORIZONTAL/RADIAL

Question 280

DECRIBE AN ISOSCELES TRIANGLE

1) ONE 90’ ANGLE
2) ALL THREE SIDES THE SAME LENGTHS AND ANGLES 60’
3) TWO SIDES THE SAME LENGTHS AND TWO ANGLES SAME
4) ALL THE SIDES DIFFRENT LENGTHS AND ANGLES

Answer 280

3) TWO SIDES THE SAME LENGTHS AND TWO ANGLES SAME

An isosceles triangle is a triangle that has (at least) two equal side lengths. If all three side lengths are equal, the triangle is also equilateral. Isosceles triangles are very helpful in determining unknown angles.

Question 281

DESCRIBE A EQUILATERAL TRIANGLE:

1) ALL SIDES DIFFRENT LENGTHS AND ANGLES
2) TWO SIDES SAME LENGHTHS AND TWO SAME ANGLES
3) ALL SIDES SAME LENGTHS AND ANGLES ALL 60’
4) NON OF ABOVE

Answer 281

3) ALL SIDES SAME LENGTHS AND ANGLES ALL 60’

Question 282

WHEN REAMING WHAT DIRECTION IS THE REAMING DONE WHEN CUTTING AND FINISHING?

1) BIDIRECTIONAL
2) CLOCKWISE BOTH IN/OUT
3) COUNTERCLOCKWISE IN CLOCKWISE OUT
4) CLOCKWISE IN / COUNTERCLOCKWISE OUT

Answer 282

2) CLOCKWISE BOTH IN/OUT

Question 283

WHEN USING AN OXY/ACET TORCH WHAT IS THE MAXIMUM OXYGEN AND ACETYLENE PRESSURES?

1) OXY 50PSI / ACET 25PSI
2) OXY 70PSI / ACET 25PSI
3) OXY 50PSI / ACET 15PSI
4) OXY 55PSI / ACET 10PSI

Answer 283

3) OXY 50PSI / ACET 15PSI

NEVER STAND INFRONT OR BEHIND REGS WHEN OPENING

OPEN ACETYLENE BOTTLE 1/2 -3/4 TURN ONLY

Question 284

THE DISTANCE OF A VIBRATING OBJECT FROM ITS ORIGINAL REST POSITION IS CALLED?

1) HOME APLLITUDE
2) DISPLACEMENT
3) HERTZ
4) VELOCITY GUAGE

Answer 284

2) DISPLACEMENT

Question 285

VELOCITY IS USED PRIMARILY TO DETECT PROBLEMS IN MACHINERY WITH FREQUENCIES OF:

1) 60-600 CYCLES PER MINUTE CPM
2) 600-6000 CYCLES PER MINUTE CPM
3) 6000-60 000 CYCLES PER MINUTE CPM
4) 600-600 000 CYCLES PER MINUTE CPM

Answer 285

4)600-600 000 CYCLES PER MINUTE CPM

Question 286

WHEN AN OBJECT VIBRATES IN SERVERAL WAYS AT ONCE THESE VIBRATIONS MAY ACT TOGETHER, WE WOULD SAY THAT THEY ARE IN…..

1) SYNCRO

2 TANDEM

3) PHASE
4) COMBINATION

Answer 286

3) PHASE

Question 287

WHAT SENSOR PRODUCES A VOLTAGE PROPORTIONAL TO THE ACCELERATION OF THE VIBRATION AND ARE SENSITIVE TO HIGH FREQUENCY VIBRATIONS?

1) NON CONTACT TRANSDUCERS
2) PIEZOELECTRIC
3) ACCELEROMETER
4) VELOCITY TRANSDUCER

Answer 287

3) ACCELEROMETER

Question 288

THE LESS WIRES IN A ROPE MAKE IT MORE FLEXIABLE? TRUE OF FALSE

Answer 288

FALSE

THE MORE WIRES IN ROPE THEN MORE FLEXIBLE IT WILL BE

Question 289

WHAT IS THE TOTAL BASE NUMBER LUBE OIL?

1) AMOUNT OF FERROUS METAL IN OIL
2) WATER CONTENT IN OIL
3) OIL ADDITIVE DEPLETION
4) AMOUNT OD ACID COMPOUNDS

Answer 289

3) OIL ADDITIVE DEPLETION

Question 290

Strength electrode while E10018 designates a ………………………………. psi tensile strength electrode?1

1) 10 000 PSI
2) 1000 PSI
3) 100 000 PSI
4) 10 PSI

Answer 290

3) 100 000 PSI

The prefix “E” designates an arc welding electrode. The first two digits of a 4-digit number and the first three digits of 5-digit number indicate minimum tensile strength. For example, E6010 is a 60,000 psi tensile strength electrode while E10018 designates a 100,000 psi tensile strength electrode.

Question 291

AN E6010 WELDING ROD WHAT DOES THE “1” STAND FOR?

1) AC OR DC APPLICATION
2) FLUX TYPE
3) POSTITION OF WELD
4) TENSILE STRENGTH

Answer 291

3) POSTITION OF WELD

indicates the position of the weld. 0 indicates the classification is not used; 1 is for all positions; 2 is for flat and horizontal positions only; 3 is for flat position only.

Question 292

DEFINE VAPOUR BINDING

1) WHEN PRESSURE ON SUCTION SIDE OF A PUMP RAISES ABOVE THE VAPOUR PRESSURE.
2) WHEN PRESSURE ON SUCTION SIDE OF A PUMP DROPS BELOW THE VAPOUR PRESSURE
3) NONE OF ABOVE

Answer 292

.2) WHEN PRESSURE ON SUCTION SIDE OF A PUMP DROPS BELOW THE VAPOUR PRESSURE

THE PUMP IS THEN SAID TO BE VAPOUR BOUND

Question 293

WHAT PUMP IS USED FOR A LOW HEAD , HIGH CAPACITY APPLICATIONS?

1) DIFFUSER PUMP
2) AXIAL -FLOW PUMP
3) MIXED-FLOW PUMPS
4) MULTIPLE STAGING PUMP

Answer 293

3) MIXED-FLOW PUMPS

Question 294

THE DISCHARGE OF ONE IMPELLER IS CONNECTED TO THE NEXT IMPELLER.

1) MIXED FLOW
2) DIFFUSER
3) POSITIVE DISPLACMENT PUMP
4) MULTIPLE STAGING
5) RADIAL FLOW

Answer 294

4) MULTIPLE STAGING

Question 295

TWO TYPES OF RECIPROCATING PUMPS ARE:

1) RADIAL / DYMANIC
2) DYNAMIC / MULTI STAGE
3) PISTON / & DIAPHRAM
4) CLOSED-COUPLE / ROTARY

Answer 295

3) PISTON & DIAPHRAM

Question 296

WHAT IS CONSIDERED THE BEST LOCATION FOR A HYDRALIC FILTER WHEN MAXIMUM FILTRATION IS DESIRED?

1) SUCTION
2) DISCHARGE
3) RETURN SIDE
4) SUMP

Answer 296

3) RETURN SIDE

THE RETURN SIDE POSITION IS OFTEN CONSIDEDD THE BEST LOCATION DUE TO HIGHEST TEMP OF OILAND THERFORE LOWEST VISCOSITY

Question 297

FLARE FITTING ANGLES TUBING FOR SAE AND JIC

1) 90’ SAE - 45’ JIC
2) 45’ SAE - 37’ JIC
3) 55’ SAE- 35’ JIC
4) 40’ SAE AND 37’JIC

Answer 297

2) 45’ SAE - 37’ JIC

45’ (90’INCLUDED ANGLE) SAE TUBING

37’ (74’INCLUDED ANGLE) JIC OR JOINT INDUSTRY COUNCIL

Question 298

WHAT IS THE GENERAL RULE FOR CORRECT BEND RADIUS FOR TUBING?

1) 2-5 TIMES THE TUBE OD
2) 3-4 TIMES THE TUBE OD
3) 3 TIMES THE TUBE OD
4) 4 TIMES THE TUBE OD

Answer 298

2) 3-4 TIMES THE TUBE OD

Question 299

A GENERAL RULE OF THUMB IS THAT FOR EVERY 1000’ OF ALTITUDE ABOVE SEA LEVEL THE ATMOSPHERIC PRESSURE DROPS …………………….INCHES HG

A) 10” HG

B) 14.7”HG

C) 29.9”HG

D) 1’ HG

Answer 299

D) 1’ HG

A GENERAL RULE OF THUMB IS THAT FOR EVERY 1000’ OF ALTITUDE ABOVE SEA LEVEL THE ATMOSPHERIC PRESSURE DROPS …….ONE.………..INCHES HG

Question 300

WHAT DOES BOYLE’S LAW STATE?

1) AT A CONSTANT TEMP, ABSOLUTE PRESSURE VARIES INVERSELY TO THE VOLUME
2) TRUE
3) FALSE

Answer 300

1) AT A CONSTANT TEMP, ABSOLUTE PRESSURE VARIES INVERSELY TO THE VOLUME

Question 301

WHAT IS THE BEST METHOD LISTED TO CONTROL MAXIMUM AIR PRESSURE OF THE AIR COMPRESSOR?

1) BLOCK DISCHARGE PORT
2) START AND STOP DRIVER
3) HEAT INTAKE AIR
4) THROTTLING INTAKE AIR
5) VARIABLE SPEED DRIVE
6) #2 / #4/ #5

Answer 301

6) #2 / #4/ #5
4) THROTTLING INTAKE AIR
5) VARIABLE SPEED DRIVE
2) START AND STOP DRIVER

Question 302

WHAT KIND OF AIR COMPRESSOR DELIVERS LOW PRESSURE BUT HIGH VOLUMES?

1) DOUBLE ACTING RECIP
2) SINGLE ACTING RECIP
3) CENTRIFUGAL COMP
4) LOBE COMP

Answer 302

4) LOBE COMP

TWO LOBES DRIVEN BY BTWOM TIMED GEARS, THERE IS NO METAL TO METAL CONTACT OF LOBES

Question 303

WHAT IS THE SIMPLEST AND LEAST EXPENSIVE PNEUMATIC LINE FOR A PLANT OR SHOP?

1) DECENTRALIZED
2) GRID
3) LOOP

Answer 303

2) GRID

Question 304

A RIGHT TRIANGLE HAS A 30’ SIDE AND A 40’ SIDE WHAT IS THE HYPOTONUS SIDES LENGHT?******

1) 100
2) 90
3) 45
4) 50

Answer 304

4)50

Question 305

IN ORDER TO MOVE A 7693LBS LOAD WHAT SIZE WOULD THE PISTON DIAMETER NEED TO BE GIVEN A 200PSI FLUID PRESSURE?*******

1) 2.5”
2) 4”
3) 7”
4) 14”

Answer 305

3) 7”

7” DIVIDED 2= 3.5

3. 5 SQUARED= 12.25
4. 25X PIE 3.14=38.46
5. 44X200=7693

Question 306

A CENTRIFICAL PUMP IS INSERVICE AND THE OIL IS CONTAMINATED AND THE UNIT CANNOT BE SHUT DOWN IN ORDER TO CHANGE OIL HOW WOULD ONE PROCEED?********

1) DRAIN OIL AND REFILL (ONLINE)
2) DRAIN ABIT AND REFILL
3) ADD OIL
4) ??

Question 307

IF A GEAR BOX IS OVERHEATING AND OIL IS AERATED WHAT AND THE OIL LEVEL IS HIGH, TOO WHAT LEVEL WOULD YOU BRING THE OIL TOO?******

1) 1/2 UP TO OUTPUT SHAFT
2) 1/3 WAY UP LOWEST GEAR
3) 1/2 WAY FILL GEAR CASE
4) 7/8 WAY UP LOWEST GEAR

Answer 307

2) 1/3 WAY UP LOWEST GEAR

Question 308

WHEN PERFORMING A LIFT WHA WOULD A PERSON DO JUST BEFORE THE LIFT IS TO COMENCE?*********

1) TAPE OFF AND CLEAR THE ARE OF ALL PERSONEL NOT INVOLVED IN THE LIFT
2) INFORM ALL PERSONEL OF LIFT
3) ?
4) ?

Question 309

WHEN USING A CUTTING TORCH WHAT SHOULD THE FLAME LOOK LIKE AND AT WHAT ANGLE SHOULD THE TIP BE HELD TO THE WORK?*******

Question 310

A CENTRIFUGAL PUMP HAS CONTAMINATED OIL AND THE UNIT CANNOT BE SHUTDOWN, WHAT ARE THE BEST OPTIONS?********

1) DRAIN ALL OIL AND INSTALL NEW
2) DRAIN SOME AND ADD SLIP STREAM
3) TOP UP OIL LEVEL

Question 311

CALCULATE THE WEIGHT

STEEL PLATE 1/2” THICK BY 4’ WIDE AND 6’ LONG, REQUIRE 35 PLATES. WHAT IS THE TOTAL WEIGHT?

*******

Question 312

A CYLINDER OF STEEL 6” IN DIAMETER AND 6’ LONG, CALCULATE ITS WEIGHT?********

Question 313

WITH A DIAL INDICTOR READING AT 12:00 RIM OF -0.015” WHAT SHIMS NEED TO BE ADDED TO THE MACHINE TO BE MOVED?*******

Question 314

WHEN A DIAL INDICATOR IS DEPRESSED THE DIAL READ NEGATIVE OR POSITIVE DIRECTION?********

Question 315

THE CENTER OF WORK HAS BEEN LOCATED AND 45” CIRCLE TO TO BE LAYED OUT. WHAT TOOL SHOULD BE USED?******

Question 316

WHICH METAL IS MORE MALLEABLE?******

1) BRASS
2) NICKLE
3) STAINLESS STEEL

4)

Question 317

WHAT IS THE ANSI SYMBOL FOR BRASS/BRONZE?

Answer 317

Question 318

TEETH ON A HEAVY LOADED WORM GEAR REDUCER ARE PITTED AND FRETTED WHAT WOULD BE THE CAUSE?******

1) WRONG EP OIL
2) INCORRECT SHIMMING
3) NOT ENOUGH GREASE

Question 319

A LATHE THAT CANNOT PASS WORK THRU THE HEAD END HAS TWO DRILL A HOLE IN THE END OF A EXTRA LONG PIECE OF ROUND STOCK.*******

1) WHAT IS USED FOR A OPTIONAL LATHE TOOL ?

STEADY REST

FOLLOWER REST

Question 320

WHEN USING A MILLING MACHINE WHAT MUST BE DON AS A FIRSTS STEP?*****

BRING THE CUT BIT DOE TO SQUARE UP WITH BED?

Question 321

A LOBE PUMP HAS A BLOWN SHAFT SEAL WHAT WOULD THE CAUSE BE?

********

OVERPRESSURE?

Question 322

WHEN CHANGINE A BEARING IN AN ELECTRIC MOTOR WHAT WOULD THE PROCEDURE BE?*******

FRONT COVER, ARMATURE REMOVE?

Question 323

PREDICTIVE MAINTENANCE VERSE PREVENTIVE MAINTENANCE.

WHAT IS THE DIFFRENCE?

Question 324

WHERE SHOULD A GUAGE BE PLACED ON A VACUMM PUMP?

SUCTION PORT,

DISCHARGE PORT,

UP STREAM CONTROL VALVE

DOWN STREAM CONTROL VALVE?

Question 325

IF ONE WERE TO SOLVE A PIPING STRAIN ISSUE WHERE WOULD ONE PLACE HIS TWO DIAL INDICATORS?******

COUPLING RIM

COUPLING FACE

SCTION PIPING 12/3 OCLOCK

DISCHARGE 12/3 OCLOCK

Question 326

WHAT TYPE OF GEAR WOULD YOU USE WITH TWO PARALLE SHAFT WITH OUT ANY END THRUST ISSUES?*****

DOUBLE HELICAL GEARS

Question 327

WHAT SHOULD BE DONE WITH A CHAIN FALL HOOK ANE THE LIVE END IF THE CLIP HAS FAILED?

ALL NEW HOOK

NEW CLIP

Question 328

ON AN ELECTRIC MOTOR MATED TO A COMPRESSOR WHAT IS CONSIDERED THE “FRONT FEET” OF THE MOTOR CLOSEST TO COUPLING OR OTHER END AWAY FROM COUPLING?***********

Question 329

WHAT IS A #40 CHAIN?**********

Question 330

BASKET SLING 200% RATING*******

Question 331

WHEN PICKING UP AN MOTOR PUMP BASE, AND NO DAMAGE SHOULD COME TO THE BASE WHAT METHOD SHOULD BE USED?

SOFTY AND SLINGS

TURNBUCKLE AND SLINGS

SLINGS AND CHAINS

Question 332

HANDSIGNALS FOR CRANE OPS ALL************

Question 333

IF A COME ALONG BECOMES COVERED IN GREASEVWHAT IS THE CORRECT FIX?*****

PRESSURE WASH

SPRAY WITH SOLVENT AND WIPE DOWN

WIPE DOWN WITH RAGS

Question 334

WHEN USING A LAZER FOR ALIGNMENTS WHAT CAN AFFECT THE PERFORMANCE OF THE UNIT?

1) WIND
2) STEAM

3)