Midterm Review

Midterm Review

Professional Development

25 Qs

quiz-placeholder

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Midterm Review

Midterm Review

Assessment

Quiz

Professional Development

Professional Development

Practice Problem

Easy

Created by

Timothy McIntyre

Used 3+ times

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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

______ type automotive air-conditioning systems use a receiver filter drier to ensure that a pure liquid refrigerant is delivered to the restriction.

Fixed orifice tube

Thermal expansion valve

Low-pressure cycling

High-pressure cycling

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the automotive air-conditioning system, the transformation from liquid to gas begins when the air from the passenger compartment passes over the coils and fins.

Restriction

Compressor

Evaporator

Condenser

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

______ currents from the heated air in the passenger compartment flow over an evaporator core of refrigerant, causing a conduction of heat through the metal coils of the evaporator.

Radiation

Conduction

Convection

Thermal

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fixed orifice tube automotive air-conditioning systems use a(n) to ensure that a pure gas is delivered to the compressor.

Thermal expansion valve

Evaporator

Condenser

Accumulator

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Automotive air-conditioning is federally regulated by _______.

The Environmental Protection Agency (EPA)

The Department of Transportation (DOT)

The National Highway Traffic Safety Administration (NHTSA)

The Federal Trade Commission (FTC)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The function of air-conditioning in the HVAC system is to .

Decrease overall aerodynamic efficiency

Increase the fuel economy of the vehicle

Reduce the temperature and humidity inside the passenger compartment to a level that ensures passenger comfort

Increase the buildup of heat in the passenger compartment

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

, a member of the CFC family of gases, was the first common refrigerant to be used in an automotive air conditioner.

HFO-1234yf

R-134a

R-12

R-410a

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