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Refrigeration and Air Conditioning

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

Vapour absorption
Vapour compression
Electrolux refrigerator
Carnot cycle

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Refrigeration and Air Conditioning
Chaperon equation is applicable for registration at

Saturation point of vapour
Sublimation temperature
Saturation point of liquid
Triple point

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Refrigeration and Air Conditioning
The temperature of air recorded by a thermometer, when it is not affected by the moisture present in the air, is called

Dew point temperature
Wet bulb temperature
None of these
Dry bulb temperature

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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.

Expansion valve
Condenser
Compressor
Evaporator

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Refrigeration and Air Conditioning
In aqua ammonia absorption refrigeration system, incomplete rectification leads to accumulation of water in

Condenser
Absorber
Evaporator
None of these

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Refrigeration and Air Conditioning
The mass of water vapour present in __________ is called absolute humidity.

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

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