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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The specific humidity during dehumidification process

Decreases
None of these
Remains constant
Increases

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Refrigeration and Air Conditioning
A condenser of refrigeration system rejects heat at the rate of 120 kW, while its compressor consumes a power of 30 kW. The coefficient of performance of the system will be

4
3
43834
43833

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Refrigeration and Air Conditioning
Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere?

Sulphur dioxide
Fluorine
Ammonia
Carbon dioxide

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Refrigeration and Air Conditioning
The pressure at the outlet of a refrigerant compressor is called

Suction pressure
Back pressure
Discharge pressure
Critical pressure

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Refrigeration and Air Conditioning
During sensible cooling of air, specific humidity

Increases
Decreases
Remains constant
None of the listed here

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

None of these
Decreases
Remains constant
Increases

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