Automobile Air Conditioning Quiz

The automobile compartment is heated due to several factors except?

• Higher temperature of outside air

• Solar radiation

• Engine/exhaust heat

• engine cooling water

The amount of heat absorbed in the passenger cabin is dependent upon?

• Automobile size

• Position of sun and intensity of solar radiation

• Engine coolant

• Type of refrigerant

All of the following statements about automobile A/C Condensers are True Except?

• It is usually located in front of the radiator

• It receives high pressure refrigerant gas from the compressor

• It cools the air entering the passenger compartment

• It cools the refrigerant so the gas will condense into a liquid

What does the Magnetic Clutch on an Automobile air conditioning compressor do?

• Traps magnetic particles that might damage the system

• Cycles on and off to drive the compressor as needed

• Cannot be replaced separately from the compressor

• Contains lubricant for the compressor

An ideal refrigerant would have the following properties except?

• Zero ozone-depleting potential (ODP) and zero global warming potential.

• Low boiling point.

• low critical pressure and temperature point.

• Miscible with oil and remain chemically stable.

Which one of the following effects indicates a damaged or failed compressor?

• Loss of sealing

• Continuous Running

• Insufficient Refrigerant

• Frosting

What could be the reason for inadequate cooling in an automobile air conditioning unit?

• Blocked filter at the dryer or expansion valve.

• Evaporator inlet solenoid closed.

• Defrosting element still operational.

• All of the above

The following are Features of the automobile air conditioning Climate Control System, which one is not?

• Magnetic clutch

• Air mode positions

• Air conditioner activation

• Blower fan speed

HFC refers to the chemical composition of the refrigerant by different chemicals, find the odd Out.

• Hydrogen

• Fluorine

• Carbon.

• Calcium

Identify a hazard associated with Fixing of your Car Air Conditioning unit.

• Flammable Hazards

• Water Hazards

• Lighting hazards

• Air Hazards