Refrigeration and Air Conditioning In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to Collect vapours Detect liquid in vapour Superheat the vapour Collect liquid refrigerant and prevent it from going to compressor Collect vapours Detect liquid in vapour Superheat the vapour Collect liquid refrigerant and prevent it from going to compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Superheating in a refrigeration cycle Increases C.O.P Decreases C.O.P O.P remains unaltered Other factors decide C.O.P Increases C.O.P Decreases C.O.P O.P remains unaltered Other factors decide C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be Zero High, of the order of 25° Any value As low as possible (3 to 11°C) Zero High, of the order of 25° Any value As low as possible (3 to 11°C) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The ratio of heat extracted in the refrigerator to the work-done on the refrigerant is called Refrigerating efficiency Coefficient of performance of refrigeration Coefficient of performance of heat pump Relative coefficient of performance Refrigerating efficiency Coefficient of performance of refrigeration Coefficient of performance of heat pump Relative coefficient of performance ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to Bright green Yellow Red Orange Bright green Yellow Red Orange ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The central air conditioning system has ___________ overall efficiency as compared to individual systems. None of these Lower Same Higher None of these Lower Same Higher ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS