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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
In S.J. unit, one ton of refrigeration is equal to

21 kJ/ min
210 kJ/ min
840 kJ/ min
420 kJ/ min

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Refrigeration and Air Conditioning
The Freon group of refrigerants are

Inorganic refrigerants
Zoetrope refrigerants
Hydrocarbon refrigerants
Halocarbon refrigerants

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Refrigeration and Air Conditioning
In a spray washing system, if the temperature of water is higher than the dry bulb temperature of entering air, then the air is

Heated and humidified
Heated and dehumidified
Cooled and dehumidified
Cooled and humidified

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Refrigeration and Air Conditioning
Air refrigeration cycle is used in

Gas liquefaction
Commercial refrigerators
Domestic refrigerators
Air conditioning

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Refrigeration and Air Conditioning
A standard ice point temperature corresponds to the temperature of

Water at 0°C
Solid and dry ice
Mixture of ice and water under equilibrium conditions
Ice at 4°C

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Refrigeration and Air Conditioning
An evaporator is also known as

Cooling coil
Freezing coil
All of these
Chilling coil

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MORE MCQ ON Refrigeration and Air Conditioning

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