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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The specific humidity during humidification process

Remains constant
None of these
Decreases
Increases

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Refrigeration and Air Conditioning
In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to

Collect liquid refrigerant and prevent it from going to compressor
Detect liquid in vapour
Collect vapours
Superheat the vapour

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Refrigeration and Air Conditioning
The COP of a domestic refrigerator

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

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Refrigeration and Air Conditioning
During sensible heating of air _________ decreases.

Relative humidity
Dry bulb temperature
Specific humidity
Wet bulb temperature

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Refrigeration and Air Conditioning
Most of the domestic refrigerators work on the following refrigeration system

Electrolux refrigerator
Vapour absorption
Vapour compression
Carnot cycle

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Refrigeration and Air Conditioning
In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as accumulator is used at the suction of compressor.

Condenser
Evaporator
Expansion valve
Compressor

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