AUMT 1345 - ALL QUIZZES WITH CORRECT SOLUTIONS

AUMT 1345 - ALL QUIZZES WITH
CORRECT SOLUTIONS
Tech A says that one advantage of an air conditioner is that the system removes water
from the air. Tech B says that an AC compressor clutch is activated by a magnetic field.
Who is correct?
A. Tech A
B. Tech B
C. Both A and B
D. Neither A nor B - ANSWER-B. Tech B

All of the following are properties of a refrigerant EXCEPT:
A. It has a super low boiling point.
B. It changes its state without breaking down
C. It vaporizes and condenses at the correct temperature and pressure
D. Its pressure remains unchanged during the cooling cycle. - ANSWER-D. Its pressure
remains unchanged during the cooling cycle.

Tech A says that the engine thermostat controls the flow of coolant through the heater
system. Tech B says that the heater core can have engine coolant or refrigerant flowing
through it, depending on whether heat or cool is commanded. Who is correct?
A. Tech A
B. Tech B
C. Both A and B
D. Neither A nor B - ANSWER-B. Tech B

Choose the correct statement with respect to driers:
A. Driers are circulated in the system.
B. They absorb any moisture in the system.
C. They are left open to absorb the moisture.
D. They are placed in the restriction. - ANSWER-B. They absorb any moisture in the
system.

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?
A. Tech A
B. Tech B
C. Both A and B
D. Neither A nor B - ANSWER-C. Both A and B

Which of the following components provides the needed refrigerant movement in the
system?
A. Compressor