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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
During humidification process, __________ increases.

Wet bulb temperature
Relative humidity
Dry bulb temperature
Specific humidity

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Refrigeration and Air Conditioning
The wet bulb depression indicates _________ humidity of the air.

None of these
Relative
Absolute
Specific

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Refrigeration and Air Conditioning
For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is

Reciprocating
Rotating
Centrifugal
Screw

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Refrigeration and Air Conditioning
Refrigeration in aeroplanes usually employs the following refrigerant

Air
Freon-11
Freon-22
CO2

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Refrigeration and Air Conditioning
A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will be

Water temperature being high
Lack of cooling water
All of these
Dirty condenser surface

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Refrigeration and Air Conditioning
Air refrigeration cycle is used in

Gas liquefaction
Commercial refrigerators
Domestic refrigerators
Air conditioning

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MORE MCQ ON Refrigeration and Air Conditioning

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