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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
A vapour absorption refrigeration system

Cools below 0°C
Requires little power consumption
Gives quiet operation
Gives noisy operation

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Refrigeration and Air Conditioning
Most of the domestic refrigerators work on the following refrigeration system

Vapour compression
Vapour absorption
Electrolux refrigerator
Carnot cycle

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Refrigeration and Air Conditioning
The lowest thermal diffusivity is of

Iron
Lead
Aluminium
Rubber

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Refrigeration and Air Conditioning
The lowest temperature during the cycle in a vapour compression system occurs after

Condensation
Compression
Evaporation
Expansion

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

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

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Refrigeration and Air Conditioning
In Electrolux refrigerator

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

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MORE MCQ ON Refrigeration and Air Conditioning

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