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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The change in evaporator temperature in a refrigeration cycle, as compared to change in condenser temperature, influences the value of C.O.P.

More
Equally
Unpredictable
Less

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Refrigeration and Air Conditioning
During a refrigeration cycle, heat is rejected by the refrigerant in a

Condenser
Expansion valve
Evaporator
Compressor

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Refrigeration and Air Conditioning
Air refrigerator works on

None of these
Both (A) and (B)
Bell Coleman cycle
Reversed Carnot cycle

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Refrigeration and Air Conditioning
While designing the refrigeration system of an aircraft, the prime consideration is that the

Mass of the refrigeration equipment is low
Mass of refrigerant circulated in the system is low
System has high C.O.P.
Power per TR is low

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Refrigeration and Air Conditioning
For air conditioning the operation theater in a hospital, the percentage of outside air in the air supplied is

20
50
Zero
100

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Refrigeration and Air Conditioning
Pick up the wrong statement. A refrigerant should have

Higher critical temperature
High boiling point
Tow specific heat of liquid
High latent heat of vaporisation

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MORE MCQ ON Refrigeration and Air Conditioning

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