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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Cooling water is required for following equipment in ammonia absorption plant

Condenser
Absorber
Evaporator
Condenser, absorber and separator (rectifier)

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Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is

Less
More for small capacity and less for high capacity
More
Same

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Refrigeration and Air Conditioning
The dry bulb temperature lines, on the psychrometric chart are

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

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Refrigeration and Air Conditioning
The wet bulb temperature during sensible cooling of air

Remains constant
Increases
None of these
Decreases

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Refrigeration and Air Conditioning
The pressure at the outlet of a refrigerant compressor is called

Back pressure
Critical pressure
Suction pressure
Discharge pressure

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Refrigeration and Air Conditioning
The central air conditioning system has ___________ overall efficiency as compared to individual systems.

None of these
Higher
Same
Lower

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MORE MCQ ON Refrigeration and Air Conditioning

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