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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 evaporator
Of freezing zone
Of cooling medium

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

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

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Refrigeration and Air Conditioning
During sensible cooling,

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

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

None of the listed here
Increases
Remains constant
Decreases

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Refrigeration and Air Conditioning
The COP of a domestic refrigerator

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

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