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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The specific humidity during humidification process

None of these
Increases
Remains constant
Decreases

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

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

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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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Refrigeration and Air Conditioning
During heating and dehumidification process, dry bulb temperature

Decreases
Remains constant
None of these
Increases

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Refrigeration and Air Conditioning
Air refrigerator works on

Reversed Carnot cycle
None of these
Both (A) and (B)
Bell Coleman cycle

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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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