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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The condition of refrigerant after passing through the condenser in a vapour compression system is

Wet vapour
Superheated vapour
Saturated liquid
Dry saturated vapour

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Refrigeration and Air Conditioning
The desirable property of a refrigerant is

High latent heat of vaporisation
All of these
High critical temperature
Low boiling point

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Refrigeration and Air Conditioning
A bootstrap air cooling system has

Three heat exchangers
One heat exchanger
Four heat exchangers
Two heat exchangers

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

Back pressure
Critical pressure
Suction pressure
Discharge pressure

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Refrigeration and Air Conditioning
The humidity ratio or specific humidity is the mass of water vapour present in

1 m3 of dry air
1 kg of wet air
1 kg of dry air
1 m3 of wet air

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

Remains constant
None of these
Decreases
Increases

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MORE MCQ ON Refrigeration and Air Conditioning

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