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School Flashcards

1
Q

When would you use a helicopter in industrial work

A

Moving large ductwork in place of a crane

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2
Q

What should I be aware of while working near helicopter lift/drop

A

Downwash

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3
Q

What is msds

A

Material safety data sheet

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4
Q

What PPE do you need when working in safety zone

A

Hard hat, safety glasses, rubber gloves, proper clothing

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5
Q

T/f some loads will be rigged together to make return time for hooking and unhooking loads as fast as possible

A

True

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6
Q

Should static charge be dissipated on suspended load by touching

A

No

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7
Q

When not to enter confined space:

A

Untrained, haven’t taken proper precautions

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8
Q

4 hazards of confined space

A

Atmospheric, mechanical, engulfment, entrapment

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9
Q

3 categories of personnel who need to know MSDS info

A

Employees, employers, emergency personnel

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10
Q

4 levels of confined space safety training

A

Entrant, attendant, entry supervisor, rescue team

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11
Q

Are every permits required for confined space

A

Possibly

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12
Q

Importance of post entry ops

A

Ensure everyone accounted for, entry exit secured remove all equipment from confined space

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13
Q

4 specific types of material you will encounter in industrial application

A

Fiberglass, plastics, cold rolled steel, hot rolled steel

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14
Q

Describe method to calculate gauge

A

How many pieces of sheet metal fit in specific measurement

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15
Q

3 elements that make up steel

A

Iron, carbon, nickel

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16
Q

5 advantages of stainless

A

Rust resistant, aesthetic, non magnetic, long life, recyclable

17
Q

T/f nickel decrease strength hardness without sacrificing ductility/toughness

A

True

18
Q

5 benefits of aluminum

A

Lightweight, conducts heat, non magnetic, pre finished, corrosion resistant, durability, cheap

19
Q

What happens when copper comes in contact with ferrous metals

A

Electrolysis

20
Q

2 alloys made from copper

A

Brass and bronze

21
Q

3 benefits of cold rolled steel

A

Formability, cheap, decent strength

22
Q

What is hot rolling

A

Material pre heated and compressed between rollers

23
Q

T/f high carbon alloys/steels usually used for fabrication

A

False

24
Q

What precautions must you take when welding medium carbon steel

A

Pre heat post heat

25
Q

2 types of steel that require pre heat before welding

A

High carbon and medium carbon steel

26
Q

Why would heat treatment be necessary

A

Temper and harden

27
Q

2 precautions when welding titanium

A

Cleanliness and exclusion of reactive gas

28
Q

Missy widely used non metallic material in industrial work

A

Plastic

29
Q

4 most common plastics used for welding

A

Polypropylene, polyethylene, polyvinyl chloride (PVC) acrylic

30
Q

T/f thermo plastics are good conductors of heat/electric

A

False

31
Q

2 benefits of fiber glass sheet

A

Light weight, fire resistant

32
Q

3 factors that govern whether to weld plastic component

A

Physical/mechanical properties of material, welding parameters, design of equipment

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