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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Air refrigeration cycle is used in

Domestic refrigerators
Commercial refrigerators
Air conditioning
Gas liquefaction

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

Less than
Greater than
None of the listed here
Equal to

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Refrigeration and Air Conditioning
In a psychrometric chart, specific humidity (moisture content) lines are

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

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Refrigeration and Air Conditioning
In a vapour compression cycle, the refrigerant immediately after expansion valve is

Saturated liquid
Liquid
Sub-cooled liquid
Wet vapour

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Refrigeration and Air Conditioning
In aqua ammonia absorption refrigeration system, incomplete rectification leads to accumulation of water in

Evaporator
Absorber
None of these
Condenser

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

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

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MORE MCQ ON Refrigeration and Air Conditioning

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