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120101f Flashcards

1
Q

It is dangerous to use chisels that have
A) hard points
B) mushroomed heads
C) small cutting points
D) rough cutting edges

A

B) mushroomed heads

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2
Q

A cold chisel that has a mushroomed head can be reclaimed by:
A) re-grinding to the recommended included angle
B) grinding to the original shaft contour
C) re-tempering the mushroomed head
D) filing the head to a ball shape

A

B) grinding to the original shaft contour

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3
Q

Why should file handles be on files?

A

They reduce the chance of injury

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4
Q

A split hammer handle is best repaired by

A

Removing and replacing it

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5
Q

The safest way to use a wrench is:
A) pull on it with steady pressure
B) push it away from your body
C) tap on it to get it started
D) put a pipe handle on it for extra leverage

A

A) pull on it with steady pressure

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6
Q

What is the purpose of a wedge when replacing a hammer handle?

A

A wedges used to tighten the end of the handle in the eye of the hammerhead

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7
Q

A combination Square consists of:
A) a square head
B) a protractor
C) a centre head
D) all of the above

A

D) all of the above

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8
Q

The most versatile type of square is the:
A) Carpenter Square
B) sliding T bevel square
C) combination Square
D) try Square

A

C) combination Square

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9
Q

A thin rule has an advantage over a thick rule when:
A) accuracy is a priority
B) storage room is a problem
C) rough shop conditions are experienced
D) graduations are 1/16”

A

A) accuracy is a priority

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10
Q

A good tool for accurately transferring measurements is a:
A) tape measure
B) combination Square
C) Vernier calliper
D) set of dividers

A

D) set of dividers

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11
Q

A flexible steel rule is an advantage when:
A) measuring long distances
B) laying out channel iron
C) finding the centres of circles
D) measuring on curved surfaces

A

D) measuring on curved surfaces

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12
Q

To check whether or not a surface is at true vertical you would use a:
A) torpedo level
B) framing square
C) protractor head
D) centre head

A

A) torpedo level

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13
Q

What is the recommended length of a wraparound for marking a straight line around a pipe?
A) one complete turn around the pipe
B) one and 1/2 turns around the pipe
C) twice the circumference
D) twice the pipe diameter

A

C) twice the circumference

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14
Q

The size of pliers is determined by the
A) length of the jaws
B) overall length of the tool
C) amount the jaws open
D) maximum diameter the tool can grip

A

B) overall length of the tool

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15
Q

Vice grips have an advantage over pliers when:

A

You need to maintain constant pressure

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16
Q

C clamps are sized according to the

A

Distance the clamp opens

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17
Q

A bar clamp has an advantage when:
A) thick metal is being clamped
B) clamping over greater distances
C) material needs to be clamped to a bar
D) pressure is applied in one spot

A

B) clamping over greater distances

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18
Q

A 32 teeth per inch hacksaw blade is the best choice for cutting:
A) hard material
B) soft material
C) thin stock
D) fix stock

A

C) thin stock

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19
Q

Files are classified by the:
A) job you have been asked to do
B) length, shape and cut
C) size, width, and kind of material
D) shape, hardness, thickness and cut

A

B) length, shape and cut

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20
Q

Explain why filing is done only on the forward stroke

A

Dragging the file backwards will break the teeth from the file

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21
Q

Serrated blade snips have an advantage over tinners snips when:
A) the metal is thicker than 16 gauge
B) 14 gauge galvanized iron is being cut
C) non-ferrous metals are to be cut
D) cutting smaller and more intricate patterns

A

D) cutting smaller and more intricate patterns

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22
Q

Tinner snips are size according to the
A) length of cut per stroke
B) maximum jaw opening
C) thickness that can be cut
D) overall length of the tool

A

D) overall length of the tool

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23
Q

The cutting edge of a cold chisel should be prepared to_________ degree angle for most materials and up to__________ for very hard materials

A

60&90

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24
Q

List an advantage an aluminum pipe wrench has over a steel pipe wrench

A

They are much lighter

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25
Q

Explain how open ended box and and combination wrenches are rated for size

A

They are all sized according to the size of nut and bolt head that they can be used on

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26
Q

Explain how adjustable pipe wrenches are rated for size

A

The overall length of the tool determines size

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27
Q

How are open end wrenches sized
A) by the total number of points
B) by measuring the distance across the points
C) by measuring the distance across the flats
D) by the depth of the socket

A

C) by measuring the distance across the flats

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28
Q

An adjustable wrench is recommended when:
A) the point of the nut rounded over
B) you are working with metric fasteners
C) a proper fitting wrench is not available
D) square nuts are used instead of hex nuts

A

C) a proper fitting wrench is not available

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29
Q

What are the 3 tool categories
a) measuring tools, layout tools, marking tools
b) ruler, calipers, mikes
c) tapes, straight edge, rules
d) beam, blade, square

A

a) measuring tools, layout tools, marking tools

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30
Q

How accurate of a measurement can a mike come within?
a) .1”
b) .01”
c) .001”
d) .0001”

A

c) .001”
1/1000

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31
Q

Metric rulers move up in increments of how much?
a) 1mm
b) 1/16”
c) 1 cm
d) 1/4”

A

a) 1mm on one edge and 1/2 a mm on the other

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32
Q

What are the 2 uses of straight edges

A
  1. to mark straight lines on the workpiece
  2. to check if the surface is flat
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33
Q

What categories can measuring tapes fall into?

A

Short line tapes up to 25’
& Long line tapes in 50’ and 100’ lengths

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34
Q

Long line tapes may be made of what 3 materials and have a loop at the end.

A

cloth, fibreglass, & metal

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35
Q

what is another name for a carpenters square?

A

framing square

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36
Q

What are the 3 sizes carpenters/framing squares available in?

A

12”x8”
24” x 16”
24” x 18”

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37
Q

Explain how a square is used

A

by placing the square at right angles to adjacent surfaces and observing if light shows between the work and the square

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38
Q

What is the angle range a bevel protractor can check?
a) 0° - 90°
b) 0° - 180°
c) 0° - 270°
d) 0° - 360

A

b) 0° - 180°

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39
Q

What are the 4 components of a combination square?
a) ruler, square head, protractor, wrap around
b) steel ruler (blade), square head, bevel protractor, centre head
c) ruler, level, protractor, contour marker

A

b) steel ruler (blade), square head, bevel protractor, centre head

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40
Q

When using a level explain
a) level
b) plumb

A

a) Truely horizontal
b) truly vertical

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41
Q

how many times must a wrap around be able to go around a pipe to ensure the edge is lined up

A

twice

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42
Q

What is another name for wrap around?

A

Run around

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43
Q

What tool does this describe?
A _____ ______ is used for pipe and structural layouts to develop cut lines for any angle

A

Contour Marker
The 3 joints of the swing arm allows you to mark all the way around the workpiece without moving the tool

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44
Q

What are the 3 grades of soapstone?

A

Natural, powdered, talc with powdered lead

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45
Q

What type string is used for chalk lines?
a) cotton/nylon
b) spandex/rayon
c) cotton/wool
d) polly/ acrylic

A

a) cotton/nylon

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46
Q

When are scribers used?

A

When greater precision is needed
Usually used with a square or straight edge

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47
Q

When a scriber is made out of ______ the sharp tip will stay sharp longer than with a steel tip
a) carbide
b) SS
c) nickel
d) Aluminum

A

a) carbide

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48
Q

When using a divider do you set the measurement on the divider to the radius or the diameter of the circle you need to draw

A

radius

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49
Q

What type of drawing are trammel points used to draw?

A

Circles, the same as dividers they are just bigger

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50
Q

What is the difference between centre punches and prick punch

A

Prick punches are generally smaller & has a sharper angle for higher accuracy

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51
Q

What is the angle range on a prick punch?
a) 10° - 30°
b) 20° - 30°
c) 30° - 60°
d) 40° - 70°

A

c) 30° - 60°

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52
Q

How are pliers size designated?
a) max jaw width
b) tooth type
c) overall length
d) head size

A

c) overall length

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53
Q

What is another name for side cutting pliers?

A

Linesman pliers

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54
Q

What’s another name for mig pliers?

A

Welding pliers

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55
Q

What is the technical name for vice grips?

A

Locking pliers

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56
Q

What determines the size of a C-clamp?

A

The max distance the jaws can open

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57
Q

What type of opening does a pipe clamp have?
a) straight pin
b) codder pin
c) cam lock
d) hinge lock

A

c) cam lock

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58
Q

What are the 2 materials vices are made from?
a) cast iron or cast steel
b) cast iron or SS
c) Iron ore or cast iron
d) Iron or tungsten

A

a) cast iron or cast steel

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59
Q

How are vices sized
a) their widest opening diameter
b) the width of the jaws
c) the width of the support bar
d) the length of the tightening lever

A

b) the width of the jaws

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60
Q

What is the adjustable frame size of most adjustable hacksaws?
a) 5”-10”
b) 8”-16”
c) 10” - 20”
d) 15”-30”

A

b) 8”-16”

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61
Q

Are hacksaw blades installed to have the cutting motion be on the push or pull stroke?

A

push stroke

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62
Q

On flexible hacksaw blades what parts of the blades are hardened?
a) the ends that connect to the frame
b) the length of the blade above the teeth
c) the teeth
d) the teeth and the length of blade above it ( only the ends are hardened)

A

c) the teeth

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63
Q

What is the pitch of a hacksaw blade?
a) the length of the blade
b) the angle of the teeth
c) the number of teeth per inch
d) the number of teeth on the entire blade

A

c) the number of teeth per inch

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64
Q

What is the set of a hacksaw blade?
a) the length of the blade
b) the outward bend of the teeth
c) the number of teeth per inch
d) the number of teeth on the entire blade

A

b) the outward bend of the teeth

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65
Q

If a blade can cut the following materials is it an all hard blade or a flexible blade?
Brass, tool steel, cast iron, rails, stock with heavy cross sections

A

All hard blade cuts:Brass, tool steel, cast iron, rails, stock with heavy cross sections

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66
Q

If a blade can cut the following materials is it an all hard blade or a flexible blade?
Channel iron, tubing, tin, copper, aluminum, or babbit

A

All flexible blade can cut: Channel iron, tubing, tin, copper, aluminum, or babbit

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67
Q

Match the following characteristics up with the correct material

a) 14 teeth per inch
b) 18 teeth per inch
c) 32 teeth per inch
d) 24 teeth per inch

1) thin walled tubing, conduit, sheet metal <18ga - 32
2) machine steel, cold rolled steel, or structural steel - 14
3) tubing, brass, copper, channel iron & sheet metal >18ga -24
4) solid material such as Al, tool steel, general use - 18

A

a-2
b-4
c-1
d-3

68
Q

What is the set of a hacksaw blade?

A

The angle the teeth are at to provide clearance for the kerf

69
Q

Explain Kerf

A

the width of the cut

70
Q

Match the 3 hacksaw tooth sets with their description.
a) Alternate Set
b) Raker Set
c) Undulated Set

1- every 3rd tooth is straight while the other two teeth are set alternately
2- short sections of teeth are bent in opposite directions
3- alternate teeth are bent sideways in opposite directions

A

a-3
b-1
c- 2

71
Q

How are files classified?
a) length, width & cut pattern
b) length only
c) length, shape, cut
d) length of file pattern

A

c) length, shape, cut

72
Q

Does the length of a file include the tang? Y/N

A

No a file length is measured from the point to the heel.

73
Q

What are the 4 cuts of files

A

Cut type - description
Single cut - diagonal lines - smooth finish
Double cut - cross hatch - rapid removal
Rasp - triangles - woodworking
Curved tooth - waves - Al, soft materials

74
Q

What are the 4 main types of chisels

A

Flat/cold
Cape
Diamond Point
Round nose

75
Q

What two measurements determine the size of a chisel

A

the width of the cutting edge and the overall length of the tool.

76
Q
A
76
Q
A
77
Q

Match the chisel with their uses
a) Flat
b) Cape
c) Round Nose
d) Diamond Point
1. cut heads off bolts
2. squaring corners
3. chipping root passes of groove welds
4. remove spatter

A

a- 1
b- 4
c- 3
d-2

78
Q
A
79
Q

What thickness are metal shears meant to cut?
a) ≤12ga
b) ≤16ga
c) ≤18ga
d) ≤20ga

A

c) ≤18ga

80
Q

Do tinners snips have a smooth or serrated edge? How are they sized?

A

Smooth edge & are sized by their overall length.

81
Q

What is the normal capacity of serrated blade snips?
a) ≤12ga
b) ≤16ga
c) ≤18ga
d) ≤20ga

A

c) ≤18ga however serrated snips are smaller due to having a compound cutting action that gives them more leverage

82
Q

What is the advantage of using serrated blade snips?
a) can cut thicker materials than tinner’s snips
b) can cut smaller more intricate pattern than tinners snips
c) are smaller than tinner’s snips
d) both b&c

A

d) both b&c

83
Q

What is another name for Diagonal Pliers

A

Bolt cutters

84
Q

Diagonal/side cutters can cut up to what thickness?
a) 3/32”
b) 1/32”
c) 3/16”
d) 5/16”

A

a) 3/32”

85
Q

Hand shears can cut up to what thickness?
a) 3/32”
b) 5/16”
c) 1/8”
d) 1/4”

A

d) 1/4”

86
Q

What are the 4 main parts of a hammer

A

Face
peen
post
eye
handle

87
Q

What is the weight range of sledge hammers
a) 2-10lb
b) 4-20lb
c) 10-25lb
d) 15-30lb

A

b) 4-20lb

88
Q

What size range is a pin punch available in?
a) 1/8” - 3/4”
b) 1/8 - 1”
c) 1/16” - 3/8”
d) 1/16” - 3/4”

A

c) 1/16” - 3/8”
Pin punches have a straight shank

89
Q

Is the following statement true?
A drift pin has a tapered shank and can be used to align holes or as a starting punch for difficult to remove parts.

A

Yes drift pins have a straight shank and are used to align or remove parts.

90
Q

What is a pinch bar used for?

A

Used for separating material or levering components.

91
Q

Can pinch bars be used as drift pins

A

Yes pinch bars (pin bars) can be used as drift pins as well as pry bars to help align parts or lift and separate them.

92
Q

What angle of offset does a box end wrench have?
a) 5°
b) 10°
c) 15°
d)20°

A

c) 15° towards the working surface, or has a double offset so your hand clears the work.

93
Q

How are open ended wrenches sized?

A

The distance across the flats of the opening

94
Q

What are the two ends on a combination wrench?
a) open end & adjustable
b) open end & fixed end
c) open end & socket
d) open ended & box end

A

d) open ended & box end

95
Q

What configuration are sockets available in?
a) 6,8,12 points
b) 8,12,16 points
c) 10,12,14 points
d) 12,14,16 points

A

a) 6,8,12 points

96
Q

What is the typical size range of adjustable wrenches?
a) 1”- 10”
b) 4”- 24”
c) 5”- 30”
d) 10” - 20”

A

b) 4”- 24”

97
Q
A

-

98
Q

How are pipe wrenches sized and what is size range are pipe wrenches available in?
a) Sized by jaw opening & 5”- 50”
b) Sized by jaw opening & 6” - 48”
c) Sized by overall length & 5”-50”
d) Sized by overall length and 6”-48”

A

d) Pipe wrenches are sized by their overall length. and are available from 6”-48”

99
Q

A welder would use a cape chisel for
cutting sheet metal
removing spatter
splitting rusty nuts
squaring keyways

A

removing spatter

100
Q

A flexible hacksaw blade is best suited for
tubing
channel iron
aluminum
all of the above

A

all of the above

101
Q

The recommended included cutting angle on a flat chisel for cutting mild steel
80°
70°
60°
50°

A

60°

102
Q

When cutting machine steel or cold rolled steel the pitch on the hacksaw blade should be
14 tpi
24 tpi
32 tpi
40 tpi

A

14 tpi

103
Q

Measurements used to determine the size of a chisel are
a) cross sectional diameter and width
b) overall length witdth and thickness
c) shape of cutting edge and overall length
d) width of cutting edge and overall length

A

d) width of cutting edge and overall length

104
Q

A try square is a tool
a) with blades greater than 12 “ long
b) that can be set for any angle of degree
c) with variable blade and centering head
d) with the blades fixed at a right angle to each other

A

d) with the blades fixed at a right angle to each other

105
Q

Diagonal pliers may be used to cut wire up to:
1/2”
1/16”
3/32”
1/8”

A

3/32”

106
Q

When using an adjustable wrench position it so the force acts against the solid jaw.
T/F

A

T

107
Q

A punch used for starting the removal of difficult parts or pins is known as a
prick punch
drift punch
center punch
straight punch

A

drift punch

108
Q

Contour markers are used to develop

A

cut lines of any angle

109
Q

Hand shears have the capacity to cut material
up to 3/32”
up to 1/8”
up to 3/16”
up to 1/4”

A

up to 1/4”

110
Q

The two types of dividers are
sprint, graduated
firm joint , graduated
firm joint, spring
carbide, firm joint

A

firm joint, spring

111
Q

Can a cold chisel that has a mushroomed head be restored

A

yes by grinding to the original shaft contour

112
Q

Diamond chisels are used for
squaring of keyways
cutting small convex surfaces
cutting convex diamond shapes
all of the above

A

squaring of keyways

113
Q

When changing a grinding wheel what is the most important thing to check?
a) the abrasive matches the work to be done
b) the grit is fine enough for the finish needed
c) the rpm rating of the wheel is suitable for the grinder
d) the grinder is plugged in

A

c) the rpm rating of the wheel is suitable for the grinder

114
Q

What is another name for a pedestal grinder?

A

floor grinder

115
Q

Fixed grinders often perform what jobs
a) rough grinding, buffing
b) fine detail grinding
c) grinding on large material
d) mobile jobs around the shop as they are easily moved

A

a) rough grinding, buffing

116
Q

Bench grinders are easily moved from one work station to another T/F

A

False
bench grinders are bolted to the surface of a bench or work table

117
Q

Tool rests /work rests should be mounted so there is no more than ____ between the grinding wheel and the tool rest
a) 1/16”
b) 1/8”
c) 1/4
d) there is no set distance

A

b) 1/8”

118
Q

How should the tool rest / work rest on a bench grinder be positioned?
a) so the surface points greatly above the centre of the grinding wheel
b) so the surface points slightly above the centre of the grinding wheel
c) so the surface points greatly below the centre of the grinding wheel
d) ) so the surface points slightly below the centre of the grinding wheel

A

b) so the surface points slightly above the centre of the grinding wheel

119
Q

How are grinding wheels sizes classified?
a) the outer diameter of the wheel
b) the internal diameter of the metal attachment nut
c) the abrasive type & size of the bonding material
d) by the max rpm the disk is rated for

A

c) the abrasive type & size of the bonding material

120
Q

What is the most common bonding agent of grinding disks?
a) resinoid
b) vitrified
c) silicate
d) rubber

A

b) vitrified - also known as clay based

121
Q

What rpm’s are vitrified wheels generally rated for
a) 5000 rpm
b) 5500 rpm
c) 6000 rpm
d) 6500 rpm

A

d) 6500 rpm

122
Q

What rpm’s are resinoid wheels generally rated for
a) 5000 rpm
b) 10,000 rpm
c) 15,000 rpm
d) 16,000 rpm

A

d) 16,000 rpm

123
Q

What grit range does most welding shops use for general purpose?
a) 10-30 grit
b) 24 - 60 grit
c) 60 - 80 grit
d) 100-250 grit

A

b) 24 - 60 grit

124
Q

Blotting / mounting washers are attached to each side of a grinding wheel and perform what task?
a) they compensate for uneven surfaces on the sides of the wheel
b) they protect the guard from contacting the wheel
c) they display important info about the wheel: rpm, size,grit&grade
d) both a & c

A

d) both a & c
-they compensate for uneven surfaces on the sides of the wheel
-they display important info about the wheel: rpm, size both outside diameter & wheel thickness ,grit & grade of the wheel

125
Q

What does the term dressing a grinding wheel mean?

A

the cleaning or restoring the sharpness of a wheel that has become glazed or loaded with particles

126
Q

What does the term truing a grinding wheel mean?

A

the removal of material from the face of the wheel so it runs in round again.
You can always tell when a grind stone is out of round when the work bounces or heavily vibrates while grinding

127
Q

Portable grinders are available in 2 different styles, they are;
a) pedestal & bench grinders
b) die grinder & angle grinder
c) angle grinder & straight grinder
d) straight grinder & die grinder

A

c) angle grinder & straight grinder

128
Q

Some angle grinders are rated for as high of rpm’s as:
a) 8000rpm
b) 9000 rpm
c) 11000 rpm
d) 12000 rpm

A

d) 12000 rpm

129
Q

what is another term for a straight grinder

A

die grinder - some are rated as high as 30,000 rpm’s

130
Q

For flat surface grinding what angle should you hold the grinder?
a) 5%
b) 10%
c) 15%
d) 20%

A

b) 10%

131
Q

When close tolerances are required use a ________ - __________ technique.
In layers, changing direction by 90° with each layer.
a) cross grinding
b) alternated grinding
c) dynamic grinding
d) circular grinding

A

a) cross grinding

132
Q

When drilling a round object you must clamp it into _____?
a) Pipe clamp
b) U- Bolt
c) bar clamp
d) V-block

A

d) V-block

133
Q

Portable hand drills range in sizes from:
a) 1/2” - 1 1/2”
b) 1/2” - 3/4”
c) 1/4” - 1”
d) 1/4” - 3/4”

A

d) 1/4” - 3/4”

134
Q

Portable drills in the following would likely have a keyed chuck or keyless chuck?
a) 1/4” - 3/8”
b) 1/2” & larger

A

a) smaller drives are likely to have keyless chucks
b) 1/2 “ & larger are likely to have keyed chucks

135
Q

The operator must feed the drill into the work piece by pulling onto a handle in what style of drill?
a) portable drill
b) twist drills
c) upright drilling machine
d) sensitive drill press

A

d) sensitive drill press

136
Q

Drilling machines/ upright drilling machines are operated by:
a) an operator pulling down a handle
b) an operator running computer guided controls
c) a CNC system
d) is completely automated

A

a) an operator pulling down a handle however it has a power feed system,
rather than the manual pressure exerted by the operator when using a sensitive drill press

137
Q

A typical upright drill press is meant for drilling holes:
a) 1/2” - 2”
b) 1/2” - 4”
c) 1/4” - 2”
d) 1/4 - 4”

A

b) 1/2” - 4”

138
Q

Is the following statement T / F
Magnetic drill presses often have chucks sizes 1/2” or 3/4”, some fitted with tapered sleeves for bits up to 1 1/2”

A

True

139
Q

What is another name for radial drilling machines?

A

Radial arm drill press

140
Q

Depending on the size of the machine.
The spindle on a __________ drilling machine can be positioned
anywhere within a certain radius of the column.
a) magnetic
b) chained
c) fixed
d) radial

A

d) radial

141
Q

There are 3 types of drill chucks; keyed, keyless & _________.
a) socket
b) drill socket & sleeve
c) magnetic
d) pinned

A

b) drill socket & sleeve

142
Q

Twist drills have 3 main parts:
a) point, body, tang
b) tip, body, shank
c) point, shaft, shank
d) point, body, shank

A

d) point, body, shank

143
Q

there are 2 types of shanks, describe them
a) straight shank
b) taper shank

A

a straight shank has the same diameter from point to shank - used in drills up to 1/2”
a taper shank is tapered and has a tang - used in drills larger than 1/2”

144
Q

To remove a taper shank from a drill sleeve or spindle what tool is driven into a slot located above the tang
a) a wedge shaped drift tool
b) a punch tool
c) a release pin
d) no tool is required, push in & turn the shank counter clockwise to release

A

a) a wedge shaped drift tool

145
Q

What part of a drill bit is responsible for it advancing into the work piece?
a) the heel
b) the web
c) the flute
d) the lip clearance

A

d) the lip clearance
- it guides the drill into the hole and maintains the drill diameter

146
Q

The ________ is the thin portion in the centre of the drill. This forms the chisel edge and increases in thickness towards the shank.
a) the flute
b) the web
c) the heel
d) the margin

A

b) the web

147
Q

There are 4 methods used to designate twist drill sizes:
a) number, letter, fractional, diameter
b) number, letter, fractional, metric
c) number, letter, imperial, metric
d) number, letter, symbol, diameter

A

b) number, letter, fractional, metric

148
Q

List the drills from smallest to largest
Number,Metric,Letter,Fractional

A

Number #97 at .0059” to #1 at .228”
Letter: A at .234 to Z at .413
Fractional in diameters 1/16” to 4”
Metric from .04mm to 80mm

149
Q

If there is sufficient ________ the twist drill can be fed into the work efficiently.
a) flute
b) web
c) heel
d) lip clearance

A

d) lip clearance

150
Q

If there is too much lip clearance, & the cutting edges lack support what does this cause.
a) chipping
b) material splitting
c) tip breakage
d) drill to bounce around causing more kerf than necessary

A

a) chipping

151
Q

The procedure for sharpening a twist drill includes.
Aligning the twist drill so that the shank is slightly ______ than the point and the axis of the drill is _______° from the face of the wheel.

a) higher, 59°
b) lower, 59°
c) higher, 25°
d) lower, 25°

A

b) lower, 59°

152
Q

Twist drills are manufacturers with standard point geometry with a drill point angle of ______ and a lip clearance angle of ________.
a) 210°, 45°
b) 45°, 210°
c) 10°, 118°
d) 118°, 10°

A

d) 118°, 10°

153
Q

Using an increased drill point angle of 135° and a reduced lip clearance angle of 8° is better for use on what material?
a) cast iron
b) non ferrous metals
c) cold rolled steel
d) stainless steel

A

d) stainless steel

154
Q

What is the max angle a drill point angle can be increased to for some steels?
a) 150°
b) 80°
c) 50°
d) 160°

A

a) 150°

155
Q

Softer materials like plastic and non-ferrous metals should be drilled with a drill point angle of ____ to ___ and a lip clearance of up to 12°
a) 20° to 60°
b) 60° to 90°
c) 90° to 110°
d) 110° to 140°

A

b) 60° to 90°

156
Q

Some drills are specially designed with _______ for use on very hard materials.
a) black oxide
b) cobalt
c) bismuth
d) carbide

A

d) carbide

157
Q

What is a common ratio when mixing water and soluble oil to create a lubricant for drilling? Water : Oil
a) 25 : 1
b) 1 : 25
c) 5 : 20
d) 20 : 5

A

b) 1 : 25

158
Q

Plate roller machines can make use of how many rollers?
a) 2, 3, 5
b) 2,3
c) 3,5
d) 3, 4, 5

A

d) 3, 4, 5

159
Q

What number of rollers is the most common?
a) 2
b) 3
c) 4
d) 5

A

b) 3

160
Q

Some plate rollers have grooves incorporated for rolling what common shapes?
a) L shape and C shape
b) C shape and cones
c) cylinders and L shapes
d) cones and L shapes

A

a) L shape and C shape

161
Q

A plate roller that uses 2 foot pedals, what do the pedals do?
a) raise the top roller, lower the top roller
b) raise the bottom rollers, raise the bottom rollers
c) forward feed, backwards feed
d) adjusts pressure on the roller they are connected to

A

c) forward feed, backwards feed

162
Q

Power breaks are used for bending material at sharp angles using rams and dies. How are power breaks rated?
a) max thickness and max length of material
b) type of rams and dies to be used
c) max angle they can bend
d) max length of material that it can bend

A

a) max thickness and max length of material

163
Q

______ ______ are used for pipe, bar stock and structural shapes, they have an advantage where multiple compound bends are required.
a) power breaks
b) power benders
c) press
d) iron workers

A

b) power benders

164
Q

Why are pneumatic presses seen to have a greater hazard than hydraulic or electric presses?

A

Because a pneumatic press has the capability of moving much quicker and is generally operated with a foot petal so the operator must be close to the machine.

165
Q

______ ______ are high speed hammering tools used to shape metal such as in the shaping and sharpening of bucket and ripper teeth on excavating equipment, or bending bar stock for dishing plate materials

A

Welder 1 (40 decks)

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