Refrigeration and Air Conditioning Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system Weak solution to strong solution Strong solution to ammonia vapour Strong solution to weak solution Ammonia vapours to weak solution Weak solution to strong solution Strong solution to ammonia vapour Strong solution to weak solution Ammonia vapours to weak solution ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The air cooling system mostly used in transport type aircrafts is Simple air cooling system Simple evaporative air cooling system All of the listed here Bootstrap air cooling system Simple air cooling system Simple evaporative air cooling system All of the listed here Bootstrap air cooling system 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 Coefficient of performance of heat pump Refrigerating efficiency Relative coefficient of performance Coefficient of performance of refrigeration Coefficient of performance of heat pump Refrigerating efficiency Relative coefficient of performance Coefficient of performance of refrigeration ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the value of C.O.P. of reversed Carnot Cycle? 0.5 1.25 0.25 0.8 0.5 1.25 0.25 0.8 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Freon-22 CO2 Freon-11 Air Freon-22 CO2 Freon-11 Air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature during sensible cooling of air Increases Remains constant Decreases None of these Increases Remains constant Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
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