Refrigeration and Air Conditioning Under cooling in a refrigeration cycle O.P remains unaltered Increases C.O.P Other factors decide C.O.P Decreases C.O.P O.P remains unaltered Increases C.O.P Other factors decide C.O.P Decreases C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The heat rejection factor (HRF) is given by 1 - (1/C.O.P) 1 + C.O.P 1 - C.O.P. 1 + (1/C.O.P) 1 - (1/C.O.P) 1 + C.O.P 1 - C.O.P. 1 + (1/C.O.P) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative humidity) 25°C DBT and 100% RH 25°C DBT and 40% RH 22°C DBT and 60% RH 20°C DBT and 80% RH 25°C DBT and 100% RH 25°C DBT and 40% RH 22°C DBT and 60% RH 20°C DBT and 80% RH ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is More than or equal to 3.65 kg More than 10 kg There is no such consideration Less than 2 kg More than or equal to 3.65 kg More than 10 kg There is no such consideration Less than 2 kg ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For better C.O.P of refrigerator, the pressure range corresponding to temperature in evaporator and condenser must be Small High Anything Equal Small High Anything Equal ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bypass factor of a cooling coil decreases with Increase in fin spacing and decrease in number of rows Decrease in fin spacing and decrease in number of rows Decrease in fin spacing and increase in number of rows Increase in fin spacing and increase in number of rows Increase in fin spacing and decrease in number of rows Decrease in fin spacing and decrease in number of rows Decrease in fin spacing and increase in number of rows Increase in fin spacing and increase in number of rows ANSWER DOWNLOAD EXAMIANS APP
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