Refrigeration and Air Conditioning A vapour absorption refrigeration system Gives noisy operation Gives quiet operation Cools below 0°C Requires little power consumption Gives noisy operation Gives quiet operation Cools below 0°C Requires little power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Compressor Evaporator Condenser Expansion valve Compressor Evaporator Condenser Expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be 2 kW 1 kW 4 kW 3 kW 2 kW 1 kW 4 kW 3 kW ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The formation of frost on cooling coils in a refrigerator Increases power consumption Improves C.O.P. of the system Increases heat transfer Reduces power consumption Increases power consumption Improves C.O.P. of the system Increases heat transfer Reduces power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The advantage of dry compression is that It permits higher speeds to be used It permits complete evaporation in the evaporator All of these It results in high volumetric and mechanical efficiency It permits higher speeds to be used It permits complete evaporation in the evaporator All of these It results in high volumetric and mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During humidification process, __________ increases. Relative humidity Dry bulb temperature Specific humidity Wet bulb temperature Relative humidity Dry bulb temperature Specific humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
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