For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Refrigeration and Air Conditioning
For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Smaller cabinet should be used

Perfectly tight vapour seal should be used

Refrigerant with lower evaporation temperature should be used

Bigger cabinet should be used

Smaller cabinet should be used

Perfectly tight vapour seal should be used

Refrigerant with lower evaporation temperature should be used

Bigger cabinet should be used

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Refrigeration and Air Conditioning
The temperature of air recorded by a thermometer, when it is not affected by the moisture present in the air, is called

Dry bulb temperature

Dew point temperature

Wet bulb temperature

None of these

Dry bulb temperature

Dew point temperature

Wet bulb temperature

None of these

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Refrigeration and Air Conditioning
The C.O.P. of a Carnot refrigerator in winter will be _________ as compared to C.O.P. in summer.

Lower

None of these

Same

Higher

Lower

None of these

Same

Higher

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Refrigeration and Air Conditioning
The unit of thermal diffusivity is

m/hK

m²/hK

m²/h

m/h

m/hK

m²/hK

m²/h

m/h

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Refrigeration and Air Conditioning
The coefficient of performance of Electrolux refrigerator is the ratio of

Heat absorbed by the evaporator minus the heat supplied by the gas burner to the heat absorbed by the evaporator

Heat supplied by the gas burner minus the heat absorbed by the evaporator to the heat supplied by the gas burner

Heat absorbed by the evaporator to the heat supplied by the gas burner

Heat supplied by the gas burner to the heat absorbed by the evaporator

Heat absorbed by the evaporator minus the heat supplied by the gas burner to the heat absorbed by the evaporator

Heat supplied by the gas burner minus the heat absorbed by the evaporator to the heat supplied by the gas burner

Heat absorbed by the evaporator to the heat supplied by the gas burner

Heat supplied by the gas burner to the heat absorbed by the evaporator

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Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is

More

Less

More for small capacity and less for high capacity

Same

More

Less

More for small capacity and less for high capacity

Same

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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Refrigeration and Air Conditioning The temperature of air recorded by a thermometer, when it is not affected by the moisture present in the air, is called

Refrigeration and Air Conditioning The C.O.P. of a Carnot refrigerator in winter will be _________ as compared to C.O.P. in summer.

Refrigeration and Air Conditioning The unit of thermal diffusivity is

Refrigeration and Air Conditioning The coefficient of performance of Electrolux refrigerator is the ratio of

Refrigeration and Air Conditioning In a refrigeration system, heat absorbed in comparison to heat rejected is

Refrigeration and Air Conditioning
For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then

Refrigeration and Air Conditioning
The temperature of air recorded by a thermometer, when it is not affected by the moisture present in the air, is called

Refrigeration and Air Conditioning
The C.O.P. of a Carnot refrigerator in winter will be _________ as compared to C.O.P. in summer.

Refrigeration and Air Conditioning
The unit of thermal diffusivity is

Refrigeration and Air Conditioning
The coefficient of performance of Electrolux refrigerator is the ratio of

Refrigeration and Air Conditioning
In a refrigeration system, heat absorbed in comparison to heat rejected is