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Refrigeration and Air Conditioning

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

Expansion valve
Condenser
Compressor
Evaporator

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Refrigeration and Air Conditioning
In vapour compression refrigeration system, refrigerant occurs as liquid between

Expansion valve and evaporator
Condenser and expansion valve
Compressor and condenser
Compressor and evaporator

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Refrigeration and Air Conditioning
In a pressure enthalpy chart, the space to the left of the saturated liquid line represents

Wet vapour region
Sub-cooled liquid region
None of the listed here
Superheated vapour region

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Refrigeration and Air Conditioning
In air-conditioning of aeroplanes, using air as a refrigerant, the cycle used is

Reversed Carnot cycle
Reversed Brayton cycle
Reversed Otto cycle
Reversed Joule cycle

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

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

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Refrigeration and Air Conditioning
A vapour absorption refrigeration system

Gives quiet operation
Requires little power consumption
Gives noisy operation
Cools below 0°C

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MORE MCQ ON Refrigeration and Air Conditioning

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