Air conditioning systems absorb heat from a cab interior through a(n) __________.

• Condenser

• Evaporator

• Compressor

• Blower

Air conditioning systems transfer heat to the atmosphere using a(n) __________.

• Compressor

• Evaporator

• Condenser

• Blower

Although refrigerants are relatively safe, they are considered to be __________.

• Suffocants

• Penetrants

• Absorbents

• Irritants

A comfortable vehicle environment reduces driver __________.

• Vigor

• Fatigue and distraction

• Certainty and tranquility

• Toughness

How do the late-model vehicles help maintain a cleaner and dust-free cab interior?

• Equipped with an air ventilator located at the cab air inlet

• Equipped with an air filter located at the cab air inlet

• Equipped with an air compressor located at the cab air inlet

• Equipped with an air filter located at the cab air outlet

Moisture condensed on a cold __________ helps remove dirt and other air particulates.

• Condenser

• Evaporator

• Compressor

• Ventilator

The air conditioning system can operate to clear the windows with greater efficiency than a heated (a)   alone.

• Evaporator

• Condenser

• Defroster

• Separator

Which measurement of heat best explains the amount of heat from the sun potentially entering the cab?

• Heat load

• Planck's law of radiation

• One calorie

• Kelvin

Which of the following holds true about air conditioning system?

• The compressor is located before the heater core.

• Before moisture-laden outside air reaches the heater core, the air conditioning system dehumidifies the air.

• Warm, wet air is blown over the windows to improve visibility more quickly.

• The condenser is positioned in parallel with the heater core airflow.

Which of the following is a safety benefit of air conditioning?

• Ability to clean and filter air entering the passenger compartment

• Reduces driver vigor

• Ability to osmose the air entering the operator compartment

• Ability to assimilate dirt