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Study MCQ
Refrigeration and Air Conditioning Technician
CENTRAL AIR CONDITIONING
Set 2
Set 2
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Q9771
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Which part of a central AC system cannot be repaired after pump down operation?
A
Condenser
B
Evaporator
C
Liquid receiver
D
Expansion device
Q9772
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Which device is installed in ducts to control air flow?
A
Grille
B
Damper
C
Diffuser
D
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Q9773
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Which components are used in AHU of central AC plant?
A
Blower, Air filter, Evaporator
B
Condenser, Fan, Compressor
C
Evaporator, Compressor, Blower
D
Air filter, Compressor, Condenser
Q9774
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Which component removes the burrs and moisture from the circulating refrigerant in AC plant?
A
Air filter
B
Filter drier
C
HEPA filter
D
Oil strainer
Q9775
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Which differentiates the industrial AC compared to domestic AC system?
A
Blowers are used
B
Separate plant room
C
Condensation of refrigerants
D
Filters for air and refrigerants
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