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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
Compressor
Evaporator
Condenser

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Refrigeration and Air Conditioning
The freezing point of sulphur dioxide is

-135.8°C
-56.6°C
-75.2°C
-77.7°C

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Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is

More
Less
More for small capacity and less for high capacity
Same

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Refrigeration and Air Conditioning
Which of the following cycles uses air as the refrigerant?

Ericson
Bell Coleman
Carnot
Stirling

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Refrigeration and Air Conditioning
The specific humidity during dehumidification process

None of these
Decreases
Increases
Remains constant

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Refrigeration and Air Conditioning
In a vapour compression cycle, the refrigerant immediately after expansion valve is

Liquid
Wet vapour
Sub-cooled liquid
Saturated liquid

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MORE MCQ ON Refrigeration and Air Conditioning

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