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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The horizontal and non-uniformly spaced lines on a psychrometric chart indicates

Dry bulb temperature
Wet bulb temperature
Specific humidity
Dew point temperature

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Refrigeration and Air Conditioning
The refrigerant for a refrigerator should have

High total heat
High sensible heat
High latent heat
Low latent heat

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Refrigeration and Air Conditioning
The minimum temperature to which water can be cooled in a cooling tower is

Dry bulb temperature of air
Ambient air temperature
Wet bulb temperature of air
Dew point temperature of air

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Refrigeration and Air Conditioning
Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the value of C.O.P. of reversed Carnot Cycle?

0.25
1.25
0.8
0.5

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

Relative humidity
Dry bulb temperature
Wet bulb temperature
Dew point temperature

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Refrigeration and Air Conditioning
A bootstrap air cooling system has

One heat exchanger
Two heat exchangers
Four heat exchangers
Three heat exchangers

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MORE MCQ ON Refrigeration and Air Conditioning

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