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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Where does the lowest temperature occur in a vapour compression cycle?

Expansion valve
Condenser
Compressor
Evaporator

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Refrigeration and Air Conditioning
Bell Coleman cycle is a

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

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Refrigeration and Air Conditioning
Absorption system normally uses the following refrigerant

CO2
Freon-11
Freon-22
Ammonia

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Refrigeration and Air Conditioning
Highest temperature encountered in refrigeration cycle should be

Much below critical temperature
Near critical temperature of refrigerant
At critical Temperature
Above critical temperature

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Refrigeration and Air Conditioning
In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively

Water and water
Water and lithium bromide
Ammonia and lithium bromide
Ammonia and water

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Refrigeration and Air Conditioning
In a refrigeration system, the expansion device is connected between the

Compressor and condenser
Condenser and receiver
Evaporator and compressor
Receiver and evaporator

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MORE MCQ ON Refrigeration and Air Conditioning

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