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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
In a refrigeration cycle, the flow of refrigerant is controlled by

Compressor
Condenser
Expansion valve
Evaporator

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Refrigeration and Air Conditioning
The humidification process, on the psychrometric chart is shown by

Inclined line
Curved line
Horizontal line
Vertical line

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Refrigeration and Air Conditioning
The dry bulb temperature during sensible heating of air

Increases
Decreases
None of these
Remains constant

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

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

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Refrigeration and Air Conditioning
The wet bulb temperature at 100% relative humidity is___ dry bulb temperature.

Higher than
None of the listed here
Lower than
Same as

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Refrigeration and Air Conditioning
Which of the following refrigerant has the highest freezing point.

Sulphur dioxide
R-12
Ammonia
Carbon dioxide

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MORE MCQ ON Refrigeration and Air Conditioning

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