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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The wet bulb temperature during sensible cooling of air

None of these
Remains constant
Increases
Decreases

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Refrigeration and Air Conditioning
The capacity of a domestic refrigerator is in the range of

3 to 5 TR
5 to 7 TR
0.1 to 0.3 TR
1 to 3 TR

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Refrigeration and Air Conditioning
The superheating in a refrigeration cycle

Increases C.O.P.
Decreases C.O.P.
None of these
Does not alter C.O.P.

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Refrigeration and Air Conditioning
One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice

In 12 hours
In 1 hour
In 1 minute
In 24 hours

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Refrigeration and Air Conditioning
The sub-cooling in a refrigeration cycle

Increases C.O.P.
Decreases C.O.P.
None of these
Does not alter C.O.P.

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Refrigeration and Air Conditioning
In a refrigeration system, the expansion device is connected between the

Receiver and evaporator
Evaporator and compressor
Compressor and condenser
Condenser and receiver

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MORE MCQ ON Refrigeration and Air Conditioning

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