Refrigeration and Air Conditioning The COP of a domestic refrigerator Depends upon the make Is less than 1 Is more than 1 Is equal to 1 Depends upon the make Is less than 1 Is more than 1 Is equal to 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigeration operates on Carnot cycle Rankine’s cycle Reversed Carnot cycle Brayton cycle Carnot cycle Rankine’s cycle Reversed Carnot cycle Brayton cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be High, of the order of 25° Any value Zero As low as possible (3 to 11°C) High, of the order of 25° Any value Zero As low as possible (3 to 11°C) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively Ammonia and water Water and water Ammonia and lithium bromide Water and lithium bromide Ammonia and water Water and water Ammonia and lithium bromide Water and lithium bromide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of -23°C, then the Carnot COP will be 0.2 6 5 1.2 0.2 6 5 1.2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Evaporator tubes Condenser tubes Refrigerant cooling tubes Capillary tubes Evaporator tubes Condenser tubes Refrigerant cooling tubes Capillary tubes ANSWER DOWNLOAD EXAMIANS APP