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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The Freon group of refrigerants are

Zoetrope refrigerants
Halocarbon refrigerants
Inorganic refrigerants
Hydrocarbon refrigerants

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Refrigeration and Air Conditioning
Bell Coleman cycle is a

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

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Refrigeration and Air Conditioning
In a pressure enthalpy chart, the space to the left of the saturated liquid line represents

None of the listed here
Sub-cooled liquid region
Superheated vapour region
Wet vapour region

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Refrigeration and Air Conditioning
The coefficient of performance of a domestic refrigerator is ________ as compared to a domestic air-conditioner.

Less
Same
More
None of these

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Refrigeration and Air Conditioning
The C.O.P. of a Carnot refrigerator in winter will be _________ as compared to C.O.P. in summer.

None of these
Higher
Same
Lower

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Refrigeration and Air Conditioning
The minimum temperature to which water can be cooled in a cooling tower is

Ambient air temperature
Dry bulb temperature of air
Dew point temperature of air
Wet bulb temperature of air

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MORE MCQ ON Refrigeration and Air Conditioning

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