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Refrigeration and Air Conditioning

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

None of these
Remains constant
Increases
Decreases

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Refrigeration and Air Conditioning
Presence of moisture in a refrigerant affects the working of

Compressor
Condenser
Evaporator
Expansion valve

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

Humidification
Heating and humidification
Dehumidification
Cooling and dehumidification

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Refrigeration and Air Conditioning
In a psychrometric chart, specific humidity (moisture content) lines are

Horizontal and uniformly spaced
Curved lines
Vertical and uniformly spaced
Horizontal and non-uniformly spaced

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Refrigeration and Air Conditioning
The pressure at the outlet of a refrigerant compressor is called

Critical pressure
Discharge pressure
Suction pressure
Back pressure

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Refrigeration and Air Conditioning
An important characteristic of absorption system of refrigeration is

very little power consumption
noisy operation
quiet operation
cooling below 0°C

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MORE MCQ ON Refrigeration and Air Conditioning

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