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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
During humidification process, __________ increases.

Specific humidity
Relative humidity
Dry bulb temperature
Wet bulb temperature

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Refrigeration and Air Conditioning
The capillary tube, as an expansion device, is used in

Room air conditioners
All of these
Water coolers
Domestic refrigerators

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Refrigeration and Air Conditioning
Accumulators should have adequate volume to store refrigerant charge at least

0.5
0.75
0.25
0.1

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

Vapour compression
Vapour absorption
Carnot cycle
Electrolux refrigerator

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Refrigeration and Air Conditioning
The unit of thermal diffusivity is

m/hK
m²/h
m²/hK
m/h

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Refrigeration and Air Conditioning
During a refrigeration cycle, heat is rejected by the refrigerant in a

Condenser
Expansion valve
Evaporator
Compressor

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MORE MCQ ON Refrigeration and Air Conditioning

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