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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Air refrigerator works on

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

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Refrigeration and Air Conditioning
The relative humidity lines on a psychrometric chart are

Horizontal and non-uniformly spaced
Horizontal and uniformly spaced
Curved lines
Vertical and uniformly spaced

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Refrigeration and Air Conditioning
When the temperature of the surrounding is higher than the temperature of the body, then the heat loss by convection from the body to the surrounding will be

Negative
Positive
None of the listed here
Zero

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Refrigeration and Air Conditioning
The refrigerant for a refrigerator should have

High latent heat
Low latent heat
High total heat
High sensible heat

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Refrigeration and Air Conditioning
Highest pressure encountered in a refrigeration system should be

Much below critical pressure
Near critical pressure
Critical pressure of refrigerant
Much above critical pressure

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Refrigeration and Air Conditioning
The coefficient of performance of Heat Pump is always ___ one.

None of the listed here
Equal to
Less than
Greater than

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MORE MCQ ON Refrigeration and Air Conditioning

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