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REFRIGERATION AND AIR CONDITIONING

Refrigeration and Air Conditioning
Condensing temperature in a refrigerator is the temperature

At which refrigerant gas becomes liquid
Of cooling medium
Of freezing zone
Of evaporator

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Refrigeration and Air Conditioning
In vapour compression cycle, the condition of refrigerant is very wet vapour

After passing through the condenser
Before passing through the condenser
After passing through the expansion or throttle valve
Before entering the compressor

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Refrigeration and Air Conditioning
During sensible cooling,

Wet bulb temperature increases
Relative humidity remains constant
Partial pressure of vapour remains constant
Specific humidity increases

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Refrigeration and Air Conditioning
During sensible cooling of air, specific humidity

Remains constant
Increases
Decreases
None of the listed here

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Refrigeration and Air Conditioning
The COP of a domestic refrigerator

Is equal to 1
Is less than 1
Is more than 1
Depends upon the make

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