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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The capillary tube, as an expansion device, is used in

Domestic refrigerators
Room air conditioners
All of these
Water coolers

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Refrigeration and Air Conditioning
During humidification process, __________ increases.

Dry bulb temperature
Relative humidity
Wet bulb temperature
Specific humidity

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Refrigeration and Air Conditioning
The specific humidity during dehumidification process

Decreases
Remains constant
None of these
Increases

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Refrigeration and Air Conditioning
A vapour absorption refrigeration system

Cools below 0°C
Gives quiet operation
Requires little power consumption
Gives noisy operation

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Refrigeration and Air Conditioning
In a refrigerating machine, heat rejected is _________ heat absorbed.

Equal to
Less than
Greater than
None of these

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Refrigeration and Air Conditioning
During sensible cooling,

Specific humidity increases
Relative humidity remains constant
Wet bulb temperature increases
Partial pressure of vapour remains constant

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