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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Accumulators should have adequate volume to store refrigerant charge at least

0.1
0.25
0.5
0.75

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Refrigeration and Air Conditioning
In Electrolux refrigerator

Ammonia is absorbed in water
Ammonia is absorbed in hydrogen
Hydrogen evaporates in ammonia
Ammonia evaporates in hydrogen

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Refrigeration and Air Conditioning
The Freon group of refrigerants are

Hydrocarbon refrigerants
Zoetrope refrigerants
Halocarbon refrigerants
Inorganic refrigerants

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Refrigeration and Air Conditioning
A bootstrap air cooling system has

Four heat exchangers
Two heat exchangers
One heat exchanger
Three heat exchangers

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Refrigeration and Air Conditioning
In vapour compression cycle the condition of refrigerant is superheated vapour

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

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Refrigeration and Air Conditioning
Air refrigeration cycle is used in

Air conditioning
Gas liquefaction
Domestic refrigerators
Commercial refrigerators

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MORE MCQ ON Refrigeration and Air Conditioning

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