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Welder 1 > Exam Questions I got WRONG > Flashcards

Exam Questions I got WRONG Flashcards

1
Q

With GMAW on light ga. metals which method is preferred?

A

Pulsed spray Arc Transfer

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2
Q

What type of stepladder can be used to hold extension planks?
a) single wood stepladder
b) single Al stepladder
c) double stepladder
d) stepladders aren’t to be used to hold planks

A

c) double stepladder

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3
Q

Inductance is responsible for controlling ___?

A

The time rate of response for the current to rise and fall

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4
Q

*What is the voltage range for GMAW spray transfer

A

26-35volts

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5
Q

Which of the following would be a work hazard
a) working on the 3rd rungs of the ladder
b) performing electrical work on an Al ladder
c) working from a scaffold thats plumb
d) bending with your knees to lift an object

A

b) performing electrical work on an Al ladder

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6
Q

An increase in output voltage would intern create a ______

A

longer arc length

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7
Q

According to OHS regulations who is responsible for safe work & safety conscious measures in order to protect co-workers
a) employee
b) employer
c) foreman
d) manufacturer

A

a) employee

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8
Q

What are filler wires protected from during storage and shipping.

A

Dust, moisture & foreign substances

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9
Q

The contact tube supplies______?

A

current to the filler wire

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10
Q

According to OHS the party responsible for housekeeping such as maintaining the worksite
a) your mother
b) employee
c) employer
d) joint worksite safety committee

A

c) employer

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11
Q

Which type of wire feeder is used with CC power source

A

Voltage sensing wire feeder

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12
Q

when inductance is added to a welding circuit the desired result is?

A

reduced spatter

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13
Q

*What is the main purpose of slope control

A

To limit the available short circuiting current

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14
Q

An Isolated worksite that employs 12 workers & is more than 40 min away from healthcare
a) type P 1st Aid Kitscoty
b) a N1 first aid Kitscoty
c) one basic first aider & #1 first aid kit
d)one intermediate first aider and a #2 first aid kit

A

d)one intermediate first aider and a #2 first aid kit

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15
Q

Which filler wire is used with FCAW
a) E70T-1
b) ER70U-1
c) ER70S-2
d) E70S-1

A

a) E70T-1

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16
Q

GMAW solid filler wire produces ______weld?
a) Metal deposits
b) celulose
c) low hydrogen
d) rutile

A

c) low hydrogen

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17
Q

Which polarity is used with GMAW to provide adequate penetration?

A

DCEP

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18
Q

Shielding gas flow is activated by _______?

A

Solenoid Valve

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19
Q

What’s the primary function of the shielding gasses used when wire process welding

A

to shield the puddle from atmosphere

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20
Q

Push pull guns are designed to transfer _____?

A

soft wire through long liners

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21
Q

Silicon, Aluminum & manganese are added to filler wire to act as?
a) stabilizers
b) deoxidizers
c) lubricators for conduit liners
d) alloys to increase puddle fluidity

A

b) deoxidizers

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22
Q

*The wire drive motor adjusts the wire speed to maintain arc length when using a CC power source with what type of wire feeder

A

voltage sensing wire feeder

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23
Q

What does helix refer to

A

the corkscrew effect on the wire

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24
Q

What is the main purpose of the contact tube with GMAW

A

to transfer the welding current to the filler wire

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25
Q

Which metal transfer type has a smooth hissing sound

A

Spray transfer

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26
Q

Wire drive motor adjusts the wire speed to maintain arc length with using a _____?

A

CV power source with volt sensing wire feeder

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27
Q

MCAW can be used in all positions when welding with what mode of transfer
a) short circuiting
b) globular
c) spray
d) pulsed spray

A

d) pulsed spray

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28
Q

CV power sources are used with what type of wire feeders

A

variable speed wire feeder

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29
Q

What is the voltage range for GMAW spray transfer

A

22-26volts

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30
Q

*CV power sources are used with what type of wire feeders

A

constant speed wire feeders

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31
Q

A green triangle attached to your work boots indicates
a) light industrial
b) heavy industrial
c) grade 2 protective toe
d) category 3 footwear is required

A

b) heavy industrial

32
Q

What is responsible for more arc on time with using short circuit mode of metal transfer?

A

Inductance

33
Q

which gmaw mode of metal transfer requires the filler wire to contact the base of the metal

A

short circuit arc transfer

34
Q

What’s the min height of toe boards on a scaffold
a) 4”
b) 5 1/2”
c) 6”
d) 8”

A

b) 5 1/2”

35
Q

What’s the purpose of the curved neck on a welding gun

A

Ensures continuous current flow

36
Q

Increasing stickout decreases _______?

A

Welding Current

37
Q

Serrated feed rolled used with FCAW/MCAW are designed to provide_____?

A

max force with min drive pressure

38
Q

What is the definition of cast

A

The Diameter of a circle formed by 10’ of electrode wire

39
Q

Filler metals should be stored in what environment

A

moisture free

40
Q

What power source is best suited for short circuit method

A

Constant Voltage

41
Q

*Which type of wire feeder is more prone to stubbing and burn backs

A

Voltage Sensing wire feeder

42
Q

To minimize distortion or to bridge wide gaps with GMAW you should use what transfer type?

A

Short circuit transfer

43
Q

What will happen with GMAW with and increased electrode extension

A

Penetration will decrease

44
Q

The most economical welding process for welding low alloy steels with special electrodes
a) SMAW
b) GMAW
c) FCAW
d) MCAW

A

d) MCAW

45
Q

Which signal describes the LOAD up

A

Forearm vertical & pointer finger pointing up

46
Q

What signal describes the BOOM up

A

thumbs up

47
Q

Which application is a bowline knot used for
a) hoisting
b) safety lines
c) hitching around a post
d) all of the above

A

d) all of the above

48
Q

What signal indicates BOOM down

A

arm extended and thumbs down

49
Q

At what sling angle does the load on each sling equal the weight of the load
a) 15°
b) 30°
c) 45°
d) 60°

A

b) 30°

50
Q

Describe a shock load

A

a load that inflicts stress on the equipment

51
Q

Using a spreader beam to hoist a load would lend an advantage in which situation the most?

a) Lifting short loads
b) heavy lift required
c) load strapped to a pallet
d) lifting long had to handle loads

A

d) lifting long had to handle loads

52
Q

The term bridle hitch refers to?
a) a long sling with a snatch block
b) 3 or 4 hitches connected to hoist a load
c) multiple slings or straps used to tie down a load
d) one long choker sling double wrapped around an object

A

b) 3 or 4 hitches connected to hoist a load

53
Q

When a load is lifted off the ground the boom angle changes and the load radius ____________?
a) increases
b) decreases
c) remains un changed
d) deflects

A

a) increases
Because the weight of the load imposed on the boom causes the boom to lower and there fore extend further than before under the strain, the distance from the cabs centre of gravity to the top most tip of the boom increases
page 55

54
Q

Containers used to store or transport gasoline should be labelled to represent
a) GHS
b) SDS
c) ASME
d)TDGR

A

d)TDGR

55
Q

What type of fire extinguishing agent is used to compress a class K fire
a) H2O
b) foam
c) dry chemical
d) wet chemical

A

d) wet chemical

56
Q

Which of the following info must be provided on an SDS
a) hazardous product
b) quantity of the product
c) capacity of the container
d) mechanical properties

A

a) hazardous product

57
Q

What is the best form of protection from x-rays and gamma rays
a) reflective screens
b) the rays are harmless
c) distance
d) solid wall

A

c) distance

58
Q

General conversation is aprox _______ decibels
a) 30
b) 40
c) 65
d) 85

A

c) 65`

59
Q

Another name for sour gas is
a) hydrogen sulfide
b) natural gas
c) methane
d) propane

A

a) hydrogen sulfide

60
Q

Ultraviolet rays are most common with
a) oxygen fuel welding
b) electric arc welding
c) oxy- fuel cutting
d) oxy- fuel brazing

A

b) electric arc welding

61
Q

When braze welding mild steel, the welder can expect to encounter
a) cadmium fumes
b) H2S gas fumes
c) lead fumes
d) zinc fumes

A

d) zinc fumes

62
Q

Bird nesting in the wire feeder, could be caused by:
a) the feed cable being to large for the wire
b) the conduit liner is misaligned with the drive rolls
c) excessive pressure on wire spool brake
d) drive roll setting to loose

A

b) the conduit liner is misaligned with the drive rolls

63
Q

Which of the following techniques would most likely cause cold lap on a 2F lap weld?
a) wire added to the leading edge of the puddle
b) travel speed to slow
c) excessive current settings
d) travel speed to fast

A

b) travel speed to slow

64
Q

The same precautions apply to punches as:
files
chisels
wrenches
screwdrivers

A

chisels

65
Q

Flexible hack saw blade is best suited for :
tubing
channel iron
aluminum
all of the above

A

all of the above

66
Q

When cutting machine steel, cold rolled steel the pitch on the hack saw blade should be
14 teeth per inch
24 teeth per inch
32 teeth per inch
40 teeth per inch

A

14 teeth per inch

67
Q

When cutting thin tubing with a hack saw it is best to use a blade having
14 teeth per inch
24 teeth per inch
32 teeth per inch
40 teeth per inch

A

32 teeth per inch

68
Q

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

A

3/32”

69
Q

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

A

True

70
Q

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

A

drift punch

71
Q

Contour markers are used to develop
drawings on blueprints
bevel cuts on pipe
cut lines for any angle
layout lines on flat plate steel

A

cut lines for any angle

72
Q

Hand sheers 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”

73
Q

The length of dividers is determined by
thickness of the leg
from the pivot point to the end of the leg
distance between the legs when fully opened
measurement from the top of the divider to the bottom

A

from the pivot point to the end of the leg

74
Q

Can cold chisel that has a mushroomed head be restored
no they should be discarded
yes, by grinding to original shaft contour
yes, by grinding and heating the end to re-temper
yes, by grinding the end to the recommended included angle

A

yes, by grinding to original shaft contour

75
Q

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

A

squaring the convex corners of keyways

76
Q
A

Welder 1 (29 decks)

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