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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The condition of refrigerant after passing through the condenser in a vapour compression system is

Dry saturated vapour
Wet vapour
Superheated vapour
Saturated liquid

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Refrigeration and Air Conditioning
The advantage of dry compression is that

All of these
It permits complete evaporation in the evaporator
It results in high volumetric and mechanical efficiency
It permits higher speeds to be used

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Refrigeration and Air Conditioning
A mixture of dry air and water vapour, when the air has diffused the maximum amount of water vapour into it, is called

Specific humidity
Saturated air
Dry air
Moist air

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Refrigeration and Air Conditioning
The wet bulb temperature at 100% relative humidity is ________ dew point temperature.

Same as
Lower than
Higher than
None of these

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Refrigeration and Air Conditioning
The refrigeration effect in a dry evaporator compared to flooded evaporator in a similar plant is

Less
More
More or less depending on ambient conditions
Same

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Refrigeration and Air Conditioning
The specific humidity during dehumidification process

Increases
Decreases
None of these
Remains constant

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MORE MCQ ON Refrigeration and Air Conditioning

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