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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The specific humidity during humidification process

Remains constant
Decreases
Increases
None of these

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Refrigeration and Air Conditioning
In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively

Water and water
Ammonia and lithium bromide
Water and lithium bromide
Ammonia and water

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Refrigeration and Air Conditioning
The cooling system used for supersonic aircrafts and rockets is

Simple air cooling system
Reduced ambient air cooling system
Bootstrap air cooling system
Regenerative air cooling system

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Refrigeration and Air Conditioning
A condenser of refrigeration system rejects heat at the rate of 120 kW, while its compressor consumes a power of 30 kW. The coefficient of performance of the system will be

4
43834
3
43833

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

Same as
None of the listed here
Higher than
Lower than

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Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is

More for small capacity and less for high capacity
Same
Less
More

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MORE MCQ ON Refrigeration and Air Conditioning

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