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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The condition of refrigerant as it leaves the compressor in a vapour compression system is

Dry saturated vapour
Wet vapour
Saturated liquid
Superheated vapour

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Refrigeration and Air Conditioning
For evaporators and condensers, for the given conditions, the logarithmic mean temperature difference (tm) for parallel flow is ________ that for counter flow.

Greater than
Less than
Equal to
None of these

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Refrigeration and Air Conditioning
The evaporator used in household refrigerators is

None of these
Frosting evaporator
Defrosting evaporator
Non-frosting evaporator

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

Dry bulb temperature of air
Dew point temperature of air
Ambient air temperature
Wet 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 condenser
After passing through the expansion throttle valve
Before entering the expansion valve
Before passing through the condenser

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Refrigeration and Air Conditioning
In a refrigeration cycle, the flow of refrigerant is controlled by

Condenser
Compressor
Evaporator
Expansion valve

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MORE MCQ ON Refrigeration and Air Conditioning

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