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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The freezing point of R-12 is

-86.6°C
-135.8°C
-107.7°C
-95.2°C

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Refrigeration and Air Conditioning
The material of pipe lines for a system using Freon as a refrigerant should be

Copper
Steel
Aluminium
Brass

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Refrigeration and Air Conditioning
In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by

Liquid pump
Generator
Absorber, generator and liquid pump
Absorber and generator

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

Evaporation
Condensation
Expansion
Compression

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Refrigeration and Air Conditioning
An evaporator is also known as

All of these
Chilling coil
Freezing coil
Cooling coil

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Refrigeration and Air Conditioning
Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system

Ammonia vapours to weak solution
Strong solution to weak solution
Weak solution to strong solution
Strong solution to ammonia vapour

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MORE MCQ ON Refrigeration and Air Conditioning

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