Refrigeration and Air Conditioning
The ratio of heat extracted in the refrigerator to the work-done on the refrigerant is called

Coefficient of performance of refrigeration
Refrigerating efficiency
Relative coefficient of performance
Coefficient of performance of heat pump

ANSWER DOWNLOAD EXAMIANS APP

Refrigeration and Air Conditioning
In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature

Which lies between the wet bulb and dew point temperatures of the incoming stream
Which is lower than the dew point temperature of the incoming stream
Which lies between the dry bulb and wet bulb temperatures of the incoming stream
Of adiabatic saturation of incoming stream

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP