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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The difference between dry bulb temperature and dew point temperature, is called

Degree of saturation
Dew point depression
Wet bulb depression
Dry bulb depression

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

5 tons
40 tons
0.1 ton
10 tons

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Refrigeration and Air Conditioning
The reduced ambient air cooling system has

Two cooling turbines and one heat exchanger
Two cooling turbines and two heat exchangers
One cooling turbine and two heat exchangers
One cooling turbine and one heat exchanger

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Refrigeration and Air Conditioning
In larger industrial and commercial reciprocating compression systems, refrigerant widely used is

Ammonia
R-12
Sulphur dioxide
Carbon dioxide

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Refrigeration and Air Conditioning
The desirable property of a refrigerant is

High latent heat of vaporisation
High critical temperature
Low boiling point
All of these

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Refrigeration and Air Conditioning
Bell Coleman cycle is a

Reversed Rankine cycle
Reversed Carnot cycle
Reversed Joule cycle
Reversed Otto cycle

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MORE MCQ ON Refrigeration and Air Conditioning

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