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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
During a refrigeration cycle, heat is rejected by the refrigerant in a

Condenser
Evaporator
Compressor
Expansion valve

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Refrigeration and Air Conditioning
In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to

Superheat the vapour
Collect liquid refrigerant and prevent it from going to compressor
Collect vapours
Detect liquid in vapour

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Refrigeration and Air Conditioning
For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of

Copper
Steel
Brass
Aluminium

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Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is

Less
More
Same
More for small capacity and less for high capacity

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Refrigeration and Air Conditioning
Which of the following cycles uses air as the refrigerant?

Ericson
Stirling
Carnot
Bell Coleman

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Refrigeration and Air Conditioning
In aircraft, air refrigeration Cycle is used because of

Low temperature at high altitudes
Low weight per tonne of refrigeration
High heat transfer rate
Higher coefficient of performance

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MORE MCQ ON Refrigeration and Air Conditioning

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