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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The difference between dry bulb temperature and wet bulb temperature, is called

Dew point depression
Wet bulb depression
Degree of saturation
Dry bulb depression

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Refrigeration and Air Conditioning
Vapour compression refrigeration is somewhat like

None of these
Carnot cycle
Reversed Carnot cycle

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Refrigeration and Air Conditioning
The superheated vapour region, in a pressure enthalpy chart, is represented by the space

None of these
To the left of saturated liquid line
Between the saturated liquid line and saturated vapour line
To the right of saturated liquid line

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Refrigeration and Air Conditioning
During cooling and dehumidification, dry bulb temperature

Remains constant
Decreases
Increases
None of these

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Refrigeration and Air Conditioning
The wet bulb temperature at 100% relative humidity is___ dry bulb temperature.

Higher than
Lower than
Same as
None of the listed here

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Refrigeration and Air Conditioning
The sub-cooling in a refrigeration cycle

Increases C.O.P.
Decreases C.O.P.
None of these
Does not alter C.O.P.

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