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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The curved lines on a psychrometric chart indicates

Dry bulb temperature
Dew point temperature
Relative humidity
Wet bulb temperature

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Refrigeration and Air Conditioning
A vapour absorption refrigeration system

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

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

Horizontal line
Vertical line
Inclined line
Curved line

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Refrigeration and Air Conditioning
In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be

High, of the order of 25°
Any value
Zero
As low as possible (3 to 11°C)

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Refrigeration and Air Conditioning
The vertical and uniformly spaced lines on a psychrometric chart indicates

Specific humidity
Dry bulb temperature
Wet bulb temperature
Dew point temperature

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

None of these
Same as
Lower than
Higher than

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MORE MCQ ON Refrigeration and Air Conditioning

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