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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
In case of sensible cooling of air, the coil efficiency is given by

1 - B.P.F.
1 + B.P.F.
P.F. - 1
1/ B.P.F.

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

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

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

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

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Refrigeration and Air Conditioning
The minimum temperature to which water can be cooled in a cooling tower is

Ambient air temperature
Wet bulb temperature of air
Dew point temperature of air
Dry bulb temperature of air

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Refrigeration and Air Conditioning
In vapour compression cycle, the condition of refrigerant is saturated liquid

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

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Refrigeration and Air Conditioning
As relative humidity decreases, the dew point temperature will be ___ wet bulb temperature.

Higher than
Same as
Lower than
None of the listed here

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MORE MCQ ON Refrigeration and Air Conditioning

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