Work Practices and Procedures

A major safety precaution to observe when using a portable grinder is to:

make sure to wet down the floor area.

make sure there is lots of ventilation.

remove all flammable materials from the work area.

make sure you are wearing a hard hat.

Correct! Wrong!

Before attempting to change a grinding wheel on a bench grinder, you should:

adjust the tool rest

block the opposite end of the shaft with a wrench

move the switch to "off" and unplug power cord

remove the shield and light fixture

Correct! Wrong!

The tool rest on a bench grinder must be adjusted with a maximum clearance of between the rest and the grinding wheel.

1.5 mm (1/16")

3 mm (1/8")

4.5 mm (3/16")

6 mm (1/4")

Correct! Wrong!

Which of the following is the coarsest grinding wheel?

number 2.

20 grit.

number 12.

80 grit.

Correct! Wrong!

Why should you use only special formulated air tool for lubricating air tools?

most other oils will be too light.

other oils may cause racing of the air tool.

other oils may contain ingredients that are toxic when in aerosol form.

it contains graphite to reduce air friction.

Correct! Wrong!

Which of the following is a dangerous practice which should never be performed?

wearing gloves while using air tools.

using retainers to hold fittings in place.

using compressed air to clean your clothing or skin.

using compressed air to dry a part which has been cleaned in water.

Correct! Wrong!

When using a steam cleaner, one piece of personal safety equipment you must wear is:

a face-shield.

leather gloves.

a respirator.

leather topped shoes.

Correct! Wrong!

A common shop pressure washer can develop a water pressure at the spray nozzle exceeding:

1 034 kPa (150 psi)

4 137 kPa (600 psi)

13 790 kPa (2 000 psi)

41 370 kPa (6 000 psi)

Correct! Wrong!

To measure with an accuracy of 0.0001 in., would require the use of a:

vernier caliper.

micrometer.

vernier micrometer.

dial vernier caliper.

Correct! Wrong!

On an imperial micrometer, the graduations on the thimble are in increments of __________ inches.

0.0001

0.001

0.01

0.1

Correct! Wrong!

A go/no-go gauge is also often referred to as a :

ribbon feeler gauge.

wire feeler gauge.

stepped feeler gauge.

small hole gauge.

Correct! Wrong!

It is the worker''s responsibility to wear proper safety equipment on the jobsite.

True

False

Correct! Wrong!

A worker''s personal safety is mainly the responsibility of the:

WCB

worker.

employer.

safety committee.

Correct! Wrong!

Under WCB regulations, corrosive means:

physical deterioration caused by chemical action

capable of being burned with an open flame

an unpleasant or noxious odour

capable of wearing away by rubbing

Correct! Wrong!

Which of the following is required for eye protection when grinding?

sunglasses

plastic mono-goggles

flash goggles

full face shield

Correct! Wrong!

What type of footwear must be worn when working in the shop?

steel toed work boots.

rubber boots.

caulked boots.

running shoes with safety toes.

Correct! Wrong!

Rings and metal watch-bands constitute a hazard on the job and can contribute to a shock or a burn.

True

False

Correct! Wrong!

Pointing an air hose at another person is considered:

common practice in some shops.

safe in most cases.

extremely dangerous.

okay if the other person agrees.

Correct! Wrong!

What three components must you have to support combustion?

fuel, heat, carbon dioxide.

heat, oxygen, fuel.

carbon monoxide, fuel, heat.

fuel, oxygen, carbon dioxide.

Correct! Wrong!

If you extinguish a fire by cooling, you remove the:

oxygen.

fuel.

heat.

kindling.

Correct! Wrong!

Fire extinguishers are classed according to:

local regulations.

how long they will last.

the type of fire they will extinguish.

the weight when full.

Correct! Wrong!

The classification of an electrical fire is:

class A

class B

class C

class D

Correct! Wrong!

Fires involving ordinary combustibles such as wood are considered:

class A

class B

class C

class D

Correct! Wrong!

In a class C fire, the material burning is:

combustible metals.

ordinary combustibles.

electrical components.

flammable liquids.

Correct! Wrong!

Fires involving gasoline and other flammable liquids are considered:

class A

class B

class C

class D

Correct! Wrong!

The symbol indicating that an extinguisher is suitable for class C fires is a :

square.

triangle.

star.

circle.

Correct! Wrong!

The symbol indicating that an extinguisher is suitable for class A fires is a:

square.

star.

triangle.

circle.

Correct! Wrong!

The symbol indicating that an extinguisher is suitable for class B fires is a:

square.

triangle.

star.

circle.

Correct! Wrong!

All injuries, no matter how small, are to be reported to the instructor or First Aid Attendant:

True

False

Correct! Wrong!

You can be pretty sure the vehicle driver or equipment operator knows where you are when:

you wave at him.

you shout really loudly.

you make eye contact.

the operator feels the bump when you get run over.

Correct! Wrong!

Compressed gas cylinders, such as oxygen cylinders, are normally stored:

upright and secured.

on their side and secured.

leaning at no more than 45o.

in groups of 5 or more cylinders.

Correct! Wrong!

The meaning of the word "caustic" is:

dangerous.

poisonous.

harmless.

corrosive to the skin.

Correct! Wrong!

The meaning of the word "toxic" is:

dangerous.

poisonous.

harmless.

will burn skin.

Correct! Wrong!

Airborne asbestos dust is a hazard because it:

can create a very explosive atmosphere.

could contribute to lung cancer if inhaled.

can become very slippery if allowed to accumulate on the floor.

can be very irritating to the eyes.

Correct! Wrong!

Treatment of eye injuries or removing particles from the eye is the responsibility of:

the first aid attendant.

an instructor.

a fellow worker.

one of the secretaries.

Correct! Wrong!

How should electric cords be disconnected?

by pulling the plug.

by a short length of cord in your hands.

does not matter.

by pulling with long length of cord.

Correct! Wrong!

Where should fire extinguishers be located?

close to fire hazards.

next to welding areas.

in an accessible location.

all of the above.

Correct! Wrong!

It is the responsibility of a machine operator to ensure that guards are in place before starting the machine:

True

False

Correct! Wrong!

Safety glasses provide more impact protection than prescription glasses or sunglasses.

True

False

Correct! Wrong!

If you fail to put on safety glasses before using a grinder, you probably have not read what part of your employee''s manual?

general instructions and safety procedures.

part list.

tool care.

specific operating instructions.

Correct! Wrong!

A major safety precaution to observe when using a portable grinder is to:

Before attempting to change a grinding wheel on a bench grinder, you should:

The tool rest on a bench grinder must be adjusted with a maximum clearance of between the rest and the grinding wheel.

Which of the following is the coarsest grinding wheel?

Why should you use only special formulated air tool for lubricating air tools?

Which of the following is a dangerous practice which should never be performed?

When using a steam cleaner, one piece of personal safety equipment you must wear is:

A common shop pressure washer can develop a water pressure at the spray nozzle exceeding:

To measure with an accuracy of 0.0001 in., would require the use of a:

On an imperial micrometer, the graduations on the thimble are in increments of __________ inches.

A go/no-go gauge is also often referred to as a :

It is the worker''s responsibility to wear proper safety equipment on the jobsite.

A worker''s personal safety is mainly the responsibility of the:

Under WCB regulations, corrosive means:

Which of the following is required for eye protection when grinding?

What type of footwear must be worn when working in the shop?

Rings and metal watch-bands constitute a hazard on the job and can contribute to a shock or a burn.

Pointing an air hose at another person is considered:

What three components must you have to support combustion?

If you extinguish a fire by cooling, you remove the:

Fire extinguishers are classed according to:

The classification of an electrical fire is:

Fires involving ordinary combustibles such as wood are considered:

In a class C fire, the material burning is:

Fires involving gasoline and other flammable liquids are considered:

The symbol indicating that an extinguisher is suitable for class C fires is a :

The symbol indicating that an extinguisher is suitable for class A fires is a:

The symbol indicating that an extinguisher is suitable for class B fires is a:

All injuries, no matter how small, are to be reported to the instructor or First Aid Attendant:

You can be pretty sure the vehicle driver or equipment operator knows where you are when:

Compressed gas cylinders, such as oxygen cylinders, are normally stored:

The meaning of the word "caustic" is:

The meaning of the word "toxic" is:

Airborne asbestos dust is a hazard because it:

Treatment of eye injuries or removing particles from the eye is the responsibility of:

How should electric cords be disconnected?

Where should fire extinguishers be located?

It is the responsibility of a machine operator to ensure that guards are in place before starting the machine:

Safety glasses provide more impact protection than prescription glasses or sunglasses.

If you fail to put on safety glasses before using a grinder, you probably have not read what part of your employee''s manual?

Success!

Heavy-Duty Mechanic - Trucks & Equipment