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Refrigeration and Air Conditioning

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

Remains constant
Decreases
Increases
None of these

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Refrigeration and Air Conditioning
Chaperon equation is a relation between

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

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Refrigeration and Air Conditioning
The vapour pressure of refrigerant should be

Lower than atmospheric pressure
Higher than atmospheric pressure
Equal to atmospheric pressure
Could be anything

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Refrigeration and Air Conditioning
The Freon group of refrigerants are

Inorganic refrigerants
Hydrocarbon refrigerants
Zoetrope refrigerants
Halocarbon refrigerants

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

Equal to
More than
Less than
None of these

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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.

Condenser
Compressor
Evaporator
Expansion valve

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MORE MCQ ON Refrigeration and Air Conditioning

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