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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
Saturated liquid
Dry saturated vapour
Superheated vapour

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Refrigeration and Air Conditioning
The vertical and uniformly spaced lines on a psychrometric chart indicates

Specific humidity
Dry bulb temperature
Dew point temperature
Wet bulb temperature

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Refrigeration and Air Conditioning
Rating of a domestic refrigerator is of the order of

5 tons
40 tons
10 tons
0.1 ton

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Refrigeration and Air Conditioning
While designing the refrigeration system of an aircraft, the prime consideration is that the

Mass of the refrigeration equipment is low
Power per TR is low
System has high C.O.P.
Mass of refrigerant circulated in the system is low

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Refrigeration and Air Conditioning
Most thermostatic expansion valves are set for a superheat of

15°C
5°C
10°C
20°C

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Refrigeration and Air Conditioning
In a refrigeration cycle, the flow of refrigerant is controlled by

Expansion valve
Evaporator
Condenser
Compressor

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MORE MCQ ON Refrigeration and Air Conditioning

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