HAC101 Week 1 Quiz A/C Theory

The 609 license never expires.

Select one:

• True

• False

In 1902, Michael Faraday invented and patented the first electric air-conditioner.

Select one:

• True

• False

Automotive air-conditioning is federally regulated by ________.

Select one:

• The Environmental Protection Agency (EPA)

• Occupational Safety and Health Administration (OSHA)

• The Department of Transportation (DOT)

• The Registry of Motor Vehicles (RMV)

_______ made it possible for air-conditioning systems to be used by consumers with no apparent harm, unlike the ammonia systems.

Select one:

• MILs

• DTCs

• CFCs

• EPAs

Which of these heating/cooling systems was the first to be free of apparent harm to passengers?

Select one:

• Passing air over coils of compressed ammonia

• Transferring heat to the cabin from the exhaust system

• Bringing a small gas lamp into the cabin for heat

• Using chlorofluorocarbons (CFC)-based refrigerant

Automotive air-conditioning service and repair technicians need to have a special license called the ________.

Select one:

• EPA 609 license

• MVAC license

• HVAC license

• DOT license

Technician A says that one advantage of an air conditioner is that the system removes water from the air. Technician B says that air conditioners are needed to remove moisture from the inside of the windshield to meet the mandated defrost time. Who is correct?

Select one:

• Technician A

• Technician B

• Both A and B

• Neither A nor B

The Clean Air Act (CAA) ________.

Select one:

• Mandates that each shop maintain a current government-issued license

• Outlines the specific refrigerants that can be safely used for each application

• Sets the standards for shops that do air-conditioning work

• All of the above

The first use of air heated from ______ to warm the passenger compartment dates from the late 1920's.

Select one:

• Normal engine operation

• Interior gas lamps

• An internal wood stove

• The flow of engine oil

Tech A says that the EPA regulates automotive air-conditioning systems. Tech B says that EPA tests air-conditioning systems every 5 years. Who is correct?

Select one:

• Tech A

• Tech B

• Both A and B

• Neither A nor B