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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Bell Coleman cycle is a

Reversed Otto cycle
Reversed Rankine cycle
Reversed Carnot cycle
Reversed Joule cycle

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Refrigeration and Air Conditioning
Chaperon equation is applicable for registration at

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

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Refrigeration and Air Conditioning
Air refrigeration cycle is used in

Commercial refrigerators
Air conditioning
Domestic refrigerators
Gas liquefaction

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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

43834
43833
4
3

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Refrigeration and Air Conditioning
Vapour compression refrigeration is somewhat like

Reversed Carnot cycle
None of these
Carnot cycle

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Refrigeration and Air Conditioning
Allowable pressure on high pressure side or ammonia absorption system is of the order of

24 bars
Slightly above atmospheric pressure
56 bars
Atmospheric pressure

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