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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The wet bulb temperature at 100% relative humidity is___ dry bulb temperature.

None of the listed here
Higher than
Same as
Lower than

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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 passing through the condenser
Before entering the expansion valve

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Refrigeration and Air Conditioning
Where does the lowest temperature occur in a vapour compression cycle?

Condenser
Evaporator
Compressor
Expansion valve

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

Carnot cycle
Vapour absorption
Electrolux refrigerator
Vapour compression

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Refrigeration and Air Conditioning
The coefficient of performance of a domestic refrigerator is ________ as compared to a domestic air-conditioner.

Less
Same
More
None of these

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Refrigeration and Air Conditioning
For obtaining high COP, the pressure range of compressor should be

Any value
Low
Optimum
High

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MORE MCQ ON Refrigeration and Air Conditioning

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