Refrigeration and Air Conditioning For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of Brass Steel Aluminium Copper Brass Steel Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The lowest thermal diffusivity is of Lead Rubber Aluminium Iron Lead Rubber Aluminium Iron ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a saturated air-water vapour mixture, the Dry bulb, wet bulb and dew point temperature are same Dry bulb temperature is higher than wet bulb temperature Dew point temperature is lower than wet bulb temperature Dry bulb temperature is higher than dew point temperature Dry bulb, wet bulb and dew point temperature are same Dry bulb temperature is higher than wet bulb temperature Dew point temperature is lower than wet bulb temperature Dry bulb temperature is higher than dew point temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then Refrigerant with lower evaporation temperature should be used Smaller cabinet should be used Perfectly tight vapour seal should be used Bigger cabinet should be used Refrigerant with lower evaporation temperature should be used Smaller cabinet should be used Perfectly tight vapour seal should be used Bigger cabinet should be used ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The formation of frost on cooling coils in a refrigerator 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 Increases power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigeration cycle, the flow of refrigerant is controlled by Expansion valve Compressor Condenser Evaporator Expansion valve Compressor Condenser Evaporator ANSWER DOWNLOAD EXAMIANS APP
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