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Refrigeration and Air Conditioning

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

Wet bulb temperature
Dew point temperature
Relative humidity
Dry bulb temperature

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Refrigeration and Air Conditioning
One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice

In 1 minute
In 1 hour
In 24 hours
In 12 hours

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Refrigeration and Air Conditioning
The lower horizontal line of the refrigeration cycle plotted on pressure-enthalpy diagram represents

Metering of the refrigerant liquid
Compression of the refrigerant vapour
Condensation of the refrigerant vapour
Evaporation of the refrigerant liquid

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Refrigeration and Air Conditioning
Carbon dioxide is

Non-flammable
All of the listed here
Colourless
Odourless

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Refrigeration and Air Conditioning
During adiabatic saturation process on unsaturated air ___ remains constant.

Relative humidity
Dry bulb temperature
Dew point temperature
Wet bulb temperature

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

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

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MORE MCQ ON Refrigeration and Air Conditioning

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