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Refrigeration and Air Conditioning

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
For air conditioning the operation theater in a hospital, the percentage of outside air in the air supplied is

Zero
50
100
20

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Refrigeration and Air Conditioning
In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be

High, of the order of 25°
As low as possible (3 to 11°C)
Zero
Any value

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Refrigeration and Air Conditioning
In vapour compression refrigeration system, refrigerant occurs as liquid between

Compressor and evaporator
Condenser and expansion valve
Expansion valve and evaporator
Compressor and condenser

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Refrigeration and Air Conditioning
The leakage in a refrigeration system using ammonia is detected by

Soap and water
All of these
Halide torch
Sulphur sticks

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Refrigeration and Air Conditioning
The specific humidity during dehumidification process

None of these
Remains constant
Decreases
Increases

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MORE MCQ ON Refrigeration and Air Conditioning

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