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millwright > review questions level 1 > Flashcards

review questions level 1 Flashcards

1
Q

Angle of a center punch?

A

90 degrees

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2
Q

Angle of a prick punch?

A

30-60 degrees but if only option is 45 degrees then 45

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3
Q

What is the whimis sign of chest?

A

Health hazard

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4
Q

How tall of ladder do you need for 24 ft? ratio is 4:1

A

36 ft

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5
Q

What type of drill press is manual feed ?

A

Sensitive drill press/ hand puller lever style

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6
Q

on sensitive style drill press how do you change the speed?

A

belts and pulleys

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7
Q

On vernier calipers, where do you find the most amount of wear?

A

on the jaws that measure.

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8
Q

how do you identify grade of bolt?

A

lines on the head then add 2 to get tensile strength.

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9
Q

What type of bolt locks into place?

A

Carriage bolt square part of head

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10
Q

What kind of rivot has only access from one side?

A

blind rivot

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11
Q

What does the oxidizing symbol look like?

A

Flame over circle

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12
Q

What kind of wrench turns a polished shaft or smooth surface ?

A

Strap wrench

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13
Q

What does the fire triangle look like ?

A

oxygen, heat and fuel

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14
Q

What color is the whimis symbol that has a class A fire?

A

Green

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15
Q

The height of scaffolding cant be more then 3 times the base area?

A

Needs outriggers

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16
Q

What kind of scaffolding has a cross brace?

A

A safe way scaffolding

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17
Q

Flames for Oxy acetalyne cutting are?

A

neutral flame is for cutting, oxidizing flame draws the carbon out of the steel, carburizing flame puts carbon into it its acetylene rich flame

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18
Q

Torque wrench adapter formula.

A

length of torque wrench divided by over all length like 20 divided by 26 then times by 355 ft

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19
Q

How far does the ladder have to extend over the roof?

A

1 meter or 3 feet

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20
Q

How thick does scaffolding planks have to be?

A

minimum 2 inches thick

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21
Q

What kind of rod is used for gouging?

A

carbon rod

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22
Q

Plasma torches need what kind of bottle?

A

Co2 and or argon

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23
Q

What causes excessive slag when using a cutting torch?

A

moving to slow

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24
Q

What is the most common angle of projection in drawing?

A

Third angle. Be able to tell first and third angle, first angle comes from the right and third angle comes from the left.

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25
Q

The whimis symbol of the test tube is?

A

Corrosive

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26
Q

How do you find the shafts average size?

A

take 3 shaft size reading then add them all together and then divide by 3.

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27
Q

What kind of drill do you use to drill multiple holes at once?

A

Gang drill

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28
Q

What would you use to repair a external thread?

A

Die nut/ non adjustable

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29
Q

What happens when using oxy acetylene set up and oxygen tank runs out?

A

Carburizing flame

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30
Q

To cut a straight line with tin snips, what type of snips do you use?

A

Straight cut tin snips

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31
Q

What two tools would you use to clean burs out of a round hole?

A

Round file or a reamer.

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32
Q

What body part to use to lift safely?

A

Knees or legs

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33
Q

What happens when an acetylene bottle is laid over for period of time?

A

You get acetone in the regulator if you dont let it sit upright and settle for 8 hours.

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34
Q

How do you find the wall thickness on a pipe?

A

Add two wall thickness together check formula!!!!!!!!!

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35
Q

Drill RPM

A

Cutting speed X 4 then divided by 4 = RPM. for imperial X320 = divided by diameter

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36
Q

When mounting a grinding wheel what is the procedure?

A

Un plug the grinder, ring test, check rpm on blotter and the tool rest maximum is 1/8 minimum 1/16

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37
Q

What do you do when using a mag drill magnetic base?

A

Use a chain to hold it for safety

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38
Q

What is the torque multiplier formula?

A

4:1 but take 10% off so it is 3.6:1

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39
Q

What is a die stock?

A

The handle that you attach to the die

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40
Q

How do you find the center on a shaft?

A

Hermaphrodite calipers

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41
Q

Procedure for portable key seat cutter?

A

involvestaking the machine to the shaft, consists of a self aligning V base, a bar, or chain clamp, upper frame has hand crank for vertical and horizontal travel and a motor and spindle with a collet chuck

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42
Q

What kind of oils are for cutting fluids?

A

Emulsifiable oils

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43
Q

What is a penetration code?

A

Measure the stiffness of greases ( 0 lowest 6 stiffest)

44
Q

What are feeler gauges for?

A

To check bearing clearances, tolerances etc, you want it to have slight drag pulling back

45
Q

What is the calibration of 1 inch micrometer?

A

0-1 inch

46
Q

How far away can tool rest be on a grinder tool rest?

A

1/8 maximum, 1/16 minimum

47
Q

When installing hack saw blade which direction do the teeth point?

A

Away from you, always cutting on the push away

48
Q

How many hack saw strokes in a minute?

A

50 strokes a minute

49
Q

How many hack saw teeth per inch for cutting mild steel?

A

18 teeth

50
Q

How many teeth per inch cutting alloy steel?

A

32 teeth

51
Q

when starting the hack saw cut you should?

A

Start the cut between two teeth called stradling on the blades teeth, start the cut with the side of a file in the shape of a “v”.

52
Q

What kind of drill to use in a tight space or confined space?

A

Angle drill

53
Q

What are the parts of a file?

A

Tang, heel, face, Safe edge, Point

54
Q

What are two types of lubrication systems?

A

Once through and enclosed

55
Q

What kind of lubrication system is most common in a reducer?

A

Splash method

56
Q

Cut off saw procedure?

A

Wear all PPE, Inspect abrasive disc and check rpm, stand to the side when started up incase disc explodes, check the jaws to be within 90 degrees, let the blade cut don’t use to much pressure.

57
Q

Why is there a rupture disk in oxygen tank regulator?

A

To safely release the pressure 3200 psi

58
Q

What safety feature is in acetylene bottle?

A

rupture plugs inside of the tank

59
Q

What are the five categories for MSDS?

A

Hazard communication, identification, composition, first aid measures, fire fighting measures

60
Q

What is the ladder to use around electrical?

A

Fiber glass

61
Q

What is the safest way to break a flange?

A

Loosen the bolts on the opposite side away from you

62
Q

What percentage of carbon monoxide can kill you?

A

2%

63
Q

Who is responsible for fir extinguisher maintaence?

A

The owner

64
Q

Safety factor for rigging is 5 to 1

A

For people in man baskets etc is 10 to 1

65
Q

To much oil or lubricant in a bolt hole will?

A

cause hydraulic lock and can crack the cast

66
Q

What does oil viscosity do when it heats up?

A

The viscosity decreases/ also decreases from load.

67
Q

What kind of sling do you use on a polished shaft?

A

Synthetic sling

68
Q

Toe boards on scaffolding need to be how high?

A

140 mm at a height over 3 and half meters

69
Q

The height of a guard rail 3 meters off the ground is ?

A

44 inches

70
Q

What is the scaffolding safety rating?

A

4 X the weight of a 200 lb person=800 lbs

71
Q

What kind of weld would you use for disimilar metals?

A

Brazing

72
Q

What is the gas for plasma cutter?

A

65% argon and 35% hydrogen

73
Q

A dead blow hammer is filled with?

A

Lead

74
Q

cutting speed on a lathe

A
75
Q

feed rates are always on inchers per minute

A
76
Q

brush up on how to install grinding wheel make sure blotter on it

A
77
Q

check procedure for dialing in a vice on a milling machine

A
78
Q

mag drill has a securing device

A
79
Q

torque multiplier what does it do

A
80
Q

die stock is proper teminolgy

A
81
Q

linesman pliers for cutting and bending

A
82
Q

procedure for portable key cutter milling module look up

A
83
Q

emlusufil oils

A
84
Q

what is a penetration cone?

A

measure stiffness of grease

85
Q

procedure on how a oil wedge is former millwright manual

A
86
Q

calibration of a 1 in micrometer

A
87
Q

using feeling gauges what are you looking for

A
88
Q

sensitive drill press uses belts

A
89
Q

what is a bearing scraper

A
90
Q

math question is gonna give you three or four shaft diameter add them all up and divide them by four

A
91
Q

oxygen tank running out flame goes long and yellow

A
92
Q

plasma cutting what does the shielding gas do?

A
93
Q

whimis reactive symbol

A
94
Q

reason for brazzing?

A

joining similar metals

95
Q

What is lateral grinding?

A
96
Q

Dead blow hammar

A
97
Q

use for angle drill?

A

tight space

98
Q

Span for light duty scaffolding?

A
99
Q

classification of a 1A laddar?

A

300 lbs max load rating

100
Q

Know fire extinguisher symbols and colors

A
101
Q

Brush up on rivet’s, what type fastener you don’t hold from the other side?

A

blind rivot

102
Q

Feed rate on a lathe is

A

inches per revolution

103
Q

feet per minute on pulleys for rpm x diameter divided by 12

A
104
Q

minimum wire rope size for a diameter on 20 inch shiv?

A

1:20 so for every one inch of rope its 20 inch shiv lol

105
Q

whats the safety factor for hoisting and rigging?

A

5:1

106
Q

Whats the safety factor for humans in hoisting?

A

10:1

107
Q

whats the safety factor for elevators?

A

20:1

millwright (7 decks)

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