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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Superheating in a refrigeration cycle

Increases C.O.P
O.P remains unaltered
Decreases C.O.P
Other factors decide C.O.P

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Refrigeration and Air Conditioning
During dehumidification process, _________ remains constant.

Wet bulb temperature
Relative humidity
Specific humidity
Dry bulb temperature

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Refrigeration and Air Conditioning
The air cooling system mostly used in transport type aircrafts is

Simple air cooling system
Simple evaporative air cooling system
Bootstrap air cooling system
All of the listed here

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Refrigeration and Air Conditioning
Chaperon equation is a relation between

Temperature and enthalpy
Temperature, pressure and enthalpy
Temperature, pressure, specific volume and enthalpy
Specific volume and enthalpy

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

None of the listed here
Higher than
Same as
Lower than

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Refrigeration and Air Conditioning
The dehumidification process, on the psychrometric chart, is shown by

Vertical line
Curved line
Inclined line
Horizontal line

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MORE MCQ ON Refrigeration and Air Conditioning

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