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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
For unsaturated air, the dew point temperature is __________ wet bulb temperature.

More than
Less than
Equal to
None of these

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Refrigeration and Air Conditioning
During a refrigeration cycle, heat is rejected by the refrigerant in a

Condenser
Evaporator
Expansion valve
Compressor

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Refrigeration and Air Conditioning
Carbon dioxide is

All of the listed here
Odourless
Non-flammable
Colourless

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Refrigeration and Air Conditioning
The domestic refrigerator uses following type of compressor

Piston type reciprocating
Axial
Miniature sealed unit
Centrifugal

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Refrigeration and Air Conditioning
In a refrigeration system, the expansion device is connected between the

Compressor and condenser
Evaporator and compressor
Receiver and evaporator
Condenser and receiver

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Refrigeration and Air Conditioning
During sensible heating of air _________ decreases.

Dry bulb temperature
Specific humidity
Relative humidity
Wet bulb temperature

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