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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Most of the domestic refrigerators work on the following refrigeration system

Carnot cycle
Vapour compression
Electrolux refrigerator
Vapour absorption

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Refrigeration and Air Conditioning
The difference between dry bulb temperature and dew point temperature, is called

Dry bulb depression
Dew point depression
Wet bulb depression
Degree of saturation

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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
Compressor
Evaporator
Expansion valve

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Refrigeration and Air Conditioning
One of the purposes of sub cooling the liquid refrigerant is to

Reduce compressor overheating
Ensure that only liquid and not the vapour enters the expansion (throttling) valve
Increase cooling effect
Reduce compressor discharge temperature

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Refrigeration and Air Conditioning
During dehumidification process, _________ remains constant.

Specific humidity
Relative humidity
Dry bulb temperature
Wet bulb temperature

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Refrigeration and Air Conditioning
The difference between dry bulb temperature and wet bulb temperature, is called

Dry bulb depression
Degree of saturation
Wet bulb depression
Dew point depression

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MORE MCQ ON Refrigeration and Air Conditioning

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