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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
As relative humidity decreases, the dew point temperature will be ___ wet bulb temperature.

Higher than
None of the listed here
Same as
Lower than

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Refrigeration and Air Conditioning
The dry bulb temperature during sensible heating of air

None of these
Decreases
Remains constant
Increases

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Refrigeration and Air Conditioning
The process, generally used in winter air-conditioning to warm and humidity the air, is called

Cooling and dehumidification
Humidification
Dehumidification
Heating and humidification

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Refrigeration and Air Conditioning
Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere?

Carbon dioxide
Fluorine
Sulphur dioxide
Ammonia

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Refrigeration and Air Conditioning
An Electrolux refrigerator is called a ___ absorption system.

Two fluids
Three fluids
Single fluid
None of the listed here

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Refrigeration and Air Conditioning
The Freon group of refrigerants are

Hydrocarbon refrigerants
Zoetrope refrigerants
Inorganic refrigerants
Halocarbon refrigerants

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