Question 1

How often must a refillable refrigerant cylinder be tested?

Accepted Answer

A)  Every 3 years 
B)  Every 4 years 
C)  Every 5 years 
D)  Every 6 years 
A)  Every 3 years 
B)  Every 4 years 
C)  Every 5 years 
D)  Every 6 years C

Question 2

Which refrigerant is used in most truck air conditioning systems?

Accepted Answer

A)  R-12 
B)  R-22 
C)  R-502 
D)  R134a 
A)  R-12 
B)  R-22 
C)  R-502 
D)  R134a D

Question 3

Which of the following products in not contained in a CFC refrigerant?

Accepted Answer

A)  Chlorine 
B)  Fluorine 
C)  Carbon 
D)  Hydrogen 
A)  Chlorine 
B)  Fluorine 
C)  Carbon 
D)  Hydrogen D

Question 4

Which of the following refrigerants do not contain chlorine?

Accepted Answer

A)  R-404a 
B)  R-502 
C)  R-22 
D)  R-12 
A)  R-404a 
B)  R-502 
C)  R-22 
D)  R-12

Question 5

Any person repairing or servicing motor vehicle air conditioning must be certified by:

Accepted Answer

A)  Department of Transportation 
B)  The Ministry of Transportation 
C)  The Environmental Protection Agency 
D)  The Occupational Safety and Health Administration 
A)  Department of Transportation 
B)  The Ministry of Transportation 
C)  The Environmental Protection Agency 
D)  The Occupational Safety and Health Administration

Question 6

Which of the following should be adhered to when working with refrigerant?

Accepted Answer

A)  Always work in a well ventilated area 
B)  Never allow refrigerant vapors to come in contact with and open flame 
C)  Do not transport refrigerant in the passenger compartment of a vehicle 
D)  All of the above should be done 
A)  Always work in a well ventilated area 
B)  Never allow refrigerant vapors to come in contact with and open flame 
C)  Do not transport refrigerant in the passenger compartment of a vehicle 
D)  All of the above should be done

Question 7

Before a disposable refrigerant cylinder can be disposed of it:

Accepted Answer

A)  Must be cleaned 
B)  Must be completely emptied of refrigerant 
C)  Must be filled with compressed air 
D)  Must be flushed with water 
A)  Must be cleaned 
B)  Must be completely emptied of refrigerant 
C)  Must be filled with compressed air 
D)  Must be flushed with water

Question 8

What regulation prevents the release of ozone depleting substances?

Accepted Answer

A)  The Clean Air Act 
B)  The European Economic Community Act 
C)  The Environmental Protection Act 
D)  The Occupational Safety and Health Act 
A)  The Clean Air Act 
B)  The European Economic Community Act 
C)  The Environmental Protection Act 
D)  The Occupational Safety and Health Act

Question 9

The greenhouse effect:

Accepted Answer

A)  Causes the atmosphere to trap more heat energy at the earth's surface 
B)  Is a naturally occurring process that helps to heat the earth's surface 
C)  Affected by the burning of carbon based fuels 
D)  All of the above statements are correct 
A)  Causes the atmosphere to trap more heat energy at the earth's surface 
B)  Is a naturally occurring process that helps to heat the earth's surface 
C)  Affected by the burning of carbon based fuels 
D)  All of the above statements are correct

Question 10

What color of container would you expect to find R-134a in?

Accepted Answer

A)  White 
B)  Light Blue 
C)  Orange 
D)  Light Brown 
A)  White 
B)  Light Blue 
C)  Orange 
D)  Light Brown

Question 11

If liquid refrigerant comes in contact with human tissue it:

Accepted Answer

A)  Can freeze the skin on contact. 
B)  Can cause blindness. 
C)  Should be flushed from the skin with warm water or if eye contact is made eyes should be flushed with water for at least 15 minutes. 
D)  All of the above statements are true 
A)  Can freeze the skin on contact. 
B)  Can cause blindness. 
C)  Should be flushed from the skin with warm water or if eye contact is made eyes should be flushed with water for at least 15 minutes. 
D)  All of the above statements are true

Question 12

What year was the Montreal Protocol signed?

Accepted Answer

A)  1987 
B)  1988 
C)  1999 
D)  2001 
A)  1987 
B)  1988 
C)  1999 
D)  2001

Question 13

When working with refrigerant cylinders which of the following should not be done?

Accepted Answer

A)  Keep the outlet port of the refrigerant cylinder capped and the valve hood secured. 
B)  Open cylinder valves slowly, and close after every use. 
C)  Always store refrigerant cylinders in a horizontal position. 
D)  Never add a source of external heat to a refrigerant cylinder. 
A)  Keep the outlet port of the refrigerant cylinder capped and the valve hood secured. 
B)  Open cylinder valves slowly, and close after every use. 
C)  Always store refrigerant cylinders in a horizontal position. 
D)  Never add a source of external heat to a refrigerant cylinder.

Question 14

The health and environmental concerns caused by the breakdown of the ozone layer include:

Accepted Answer

A)  Increase in skin cancers 
B)  Suppression of the human immune response system 
C)  Increase in cataracts 
D)  All of the above are correct 
A)  Increase in skin cancers 
B)  Suppression of the human immune response system 
C)  Increase in cataracts 
D)  All of the above are correct

Question 15

The ozone layer is located:

Accepted Answer

A)  Between 1 to 3 miles (1.6 to 4.8 km) above the earth's surface 
B)  Between 0 and 7 miles (0 to 11 Km) above the earth's surface 
C)  Between 7 and 30 miles (11 to 48 km) above the earth's surface 
D)  Between 30 and 300 miles (48 to 482 km) above the earth's surface 
A)  Between 1 to 3 miles (1.6 to 4.8 km) above the earth's surface 
B)  Between 0 and 7 miles (0 to 11 Km) above the earth's surface 
C)  Between 7 and 30 miles (11 to 48 km) above the earth's surface 
D)  Between 30 and 300 miles (48 to 482 km) above the earth's surface

How often must a refillable refrigerant cylinder be tested?

Which refrigerant is used in most truck air conditioning systems?

Which of the following products in not contained in a CFC refrigerant?

Which of the following refrigerants do not contain chlorine?

Any person repairing or servicing motor vehicle air conditioning must be certified by:

Which of the following should be adhered to when working with refrigerant?

Before a disposable refrigerant cylinder can be disposed of it:

What regulation prevents the release of ozone depleting substances?

The greenhouse effect:

What color of container would you expect to find R-134a in?

If liquid refrigerant comes in contact with human tissue it:

What year was the Montreal Protocol signed?

When working with refrigerant cylinders which of the following should not be done?

The health and environmental concerns caused by the breakdown of the ozone layer include:

The ozone layer is located:

History of Hvac

Thermodynamics

Air Conditioning Components: Compressor, Condenser, and Receiver-Drier

Air-Conditioning Components: Metering Devices, Evaporator, Accumulator

Air Conditioning Systems

Service Procedures

Truck Engine Cooling Systems

Climate Controlsupplemental Truck Heatingcooling

Trouble Shooting

Apadsacpu Air Conditioning Control Systems Air Conditioning Protection Unit

Coach Air Conditioning

Truck Trailer Refrigeration Equipment

Truck Trailer Refrigeration Components

Truck Trailer Refrigerant Flow Control

Truck Trailer Refrigeration Electrical Components

Truck Trailer Refrigeration Maintenance Procedures

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Exam 2: Environmental and Safety Practices

How often must a refillable refrigerant cylinder be tested?

Which refrigerant is used in most truck air conditioning systems?

Which of the following products in not contained in a CFC refrigerant?

Which of the following refrigerants do not contain chlorine?

Any person repairing or servicing motor vehicle air conditioning must be certified by:

Which of the following should be adhered to when working with refrigerant?

Before a disposable refrigerant cylinder can be disposed of it:

What regulation prevents the release of ozone depleting substances?

The greenhouse effect:

What color of container would you expect to find R-134a in?

If liquid refrigerant comes in contact with human tissue it:

What year was the Montreal Protocol signed?

When working with refrigerant cylinders which of the following should not be done?

The health and environmental concerns caused by the breakdown of the ozone layer include:

The ozone layer is located:

History of Hvac

Thermodynamics

Air Conditioning Components: Compressor, Condenser, and Receiver-Drier

Air-Conditioning Components: Metering Devices, Evaporator, Accumulator

Air Conditioning Systems

Service Procedures

Truck Engine Cooling Systems

Climate Controlsupplemental Truck Heatingcooling

Trouble Shooting

Apadsacpu Air Conditioning Control Systems Air Conditioning Protection Unit

Coach Air Conditioning

Truck Trailer Refrigeration Equipment

Truck Trailer Refrigeration Components

Truck Trailer Refrigerant Flow Control

Truck Trailer Refrigeration Electrical Components

Truck Trailer Refrigeration Maintenance Procedures

Filters