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Refrigeration and Air Conditioning

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

Suction pressure
Back pressure
Discharge pressure
Critical pressure

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Refrigeration and Air Conditioning
In vapour compression cycle, the condition of refrigerant is high pressure saturated liquid

After passing through the expansion or throttle valve
Before passing through the condenser
After passing through the condenser
Before entering the expansion valve

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Refrigeration and Air Conditioning
Vapour compression refrigeration is somewhat like

None of these
Reversed Carnot cycle
Carnot cycle

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Refrigeration and Air Conditioning
Critical pressure of a liquid is the pressure

Above which liquid becomes vapour
Above which liquid will remain liquid
Above which liquid becomes solid
Above which liquid becomes gas

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Refrigeration and Air Conditioning
For obtaining high COP, the pressure range of compressor should be

Low
High
Optimum
Any value

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Refrigeration and Air Conditioning
The difference between dry bulb temperature and dew point temperature, is called

Dry bulb depression
Dew point depression
Degree of saturation
Wet bulb depression

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MORE MCQ ON Refrigeration and Air Conditioning

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