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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
The alignment circle is marked on the psychrometric chart at

26°C DBT and 50% RH
20°C DBT and 60% RH
20°C DBT and 50% RH
26°C DBT and 60% RH

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Refrigeration and Air Conditioning
The unit of thermal diffusivity is

m/hK
m/h
m²/hK
m²/h

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Refrigeration and Air Conditioning
During dehumidification process, _________ remains constant.

Relative humidity
Specific humidity
Wet bulb temperature
Dry bulb temperature

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Refrigeration and Air Conditioning
The refrigerant for a refrigerator should have

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

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Refrigeration and Air Conditioning
A bootstrap air cooling system has

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

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

Expansion valve
Evaporator
Compressor
Condenser

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MORE MCQ ON Refrigeration and Air Conditioning

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