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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
During humidification process, __________ increases.

Wet bulb temperature
Dry bulb temperature
Specific humidity
Relative humidity

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Refrigeration and Air Conditioning
The curved lines on a psychrometric chart indicates

Dew point temperature
Wet bulb temperature
Dry bulb temperature
Relative humidity

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

Specific humidity
Wet bulb temperature
Relative humidity
Dry bulb temperature

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Refrigeration and Air Conditioning
The boiling point of ammonia is

-77.7°C
-30°C
-33.3°C
-10.5°C

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Refrigeration and Air Conditioning
Vertical lines on pressure-enthalpy chart show constant

Total heat lines
Entropy lines
Temperature lines
Pressure lines

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Refrigeration and Air Conditioning
In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as accumulator is used at the suction of compressor.

Evaporator
Condenser
Compressor
Expansion valve

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MORE MCQ ON Refrigeration and Air Conditioning

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