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Refrigeration and Air Conditioning

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

Three fluids
Single fluid
Two fluids
None of the listed here

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Refrigeration and Air Conditioning
In a vapour compression cycle, the refrigerant immediately after expansion valve is

Liquid
Wet vapour
Saturated liquid
Sub-cooled liquid

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Refrigeration and Air Conditioning
If the evaporator temperature of a plant is lowered, keeping the condenser temperature constant, the h.p. of compressor required will be

Same
Less
More
More/less depending on rating

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Refrigeration and Air Conditioning
During sensible cooling of air, specific humidity

None of the listed here
Remains constant
Increases
Decreases

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Refrigeration and Air Conditioning
Rating of a domestic refrigerator is of the order of

5 tons
40 tons
10 tons
0.1 ton

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Refrigeration and Air Conditioning
In Electrolux refrigerator

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

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MORE MCQ ON Refrigeration and Air Conditioning

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