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Refrigeration and Air Conditioning

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

Critical pressure
Back pressure
Suction pressure
Discharge pressure

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Refrigeration and Air Conditioning
In a domestic vapour compression refrigerator, the refrigerant commonly used is

CO?
R-12
All of these
Ammonia

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Refrigeration and Air Conditioning
In vapour compression refrigeration system, refrigerant occurs as liquid between

Expansion valve and evaporator
Compressor and evaporator
Compressor and condenser
Condenser and expansion valve

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Refrigeration and Air Conditioning
In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to

Collect vapours
Collect liquid refrigerant and prevent it from going to compressor
Superheat the vapour
Detect liquid in vapour

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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
Most of the domestic refrigerators work on the following refrigeration system

Vapour absorption
Carnot cycle
Vapour compression
Electrolux refrigerator

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MORE MCQ ON Refrigeration and Air Conditioning

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