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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
An evaporator is also known as

Freezing coil
Chilling coil
Cooling coil
All of these

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Refrigeration and Air Conditioning
The relative coefficient of performance is

Actual COP × theoretical COP
None of these
Actual COP/theoretical COP
Theoretical COP/actual COP

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Refrigeration and Air Conditioning
The process, generally used in winter air-conditioning to warm and humidity the air, is called

Dehumidification
Cooling and dehumidification
Humidification
Heating and humidification

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Refrigeration and Air Conditioning
In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as accumulator is used at the suction of compressor.

Condenser
Expansion valve
Compressor
Evaporator

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

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

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Refrigeration and Air Conditioning
Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system

Strong solution to weak solution
Ammonia vapours to weak solution
Strong solution to ammonia vapour
Weak solution to strong solution

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MORE MCQ ON Refrigeration and Air Conditioning

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