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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The wet bulb temperature at 100% relative humidity is ________ dew point temperature.

Same as
None of these
Higher than
Lower than

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

Dry bulb temperature
Wet bulb temperature
Specific humidity
Relative humidity

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Refrigeration and Air Conditioning
The optimum effective temperature for human comfort is

Higher in winter than in summer
Lower in winter than in summer
Same in winter and summer
Not dependent on season

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

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

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Refrigeration and Air Conditioning
During heating and dehumidification process, dry bulb temperature

None of these
Remains constant
Decreases
Increases

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Refrigeration and Air Conditioning
The specific humidity during humidification process

Decreases
Remains constant
None of these
Increases

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