Refrigeration and Air Conditioning In a refrigeration cycle, the flow of refrigerant is controlled by Condenser Expansion valve Compressor Evaporator Condenser Expansion valve Compressor Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning It is desired to condition the outside air from 70% relative humidity and 45° C dry bulb temperature to 50% relative humidity and 25° C dry bulb temperature (room condition). The practical arrangement will be Dehumidification Cooling and humidification Dehumidification and pure sensible cooling Cooling and dehumidification Dehumidification Cooling and humidification Dehumidification and pure sensible cooling Cooling and dehumidification ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One ton refrigeration corresponds to 80 kcal/ hr 50 kcal/ hr 50 kcal/ min 80 kcal/ min 80 kcal/ hr 50 kcal/ hr 50 kcal/ min 80 kcal/ min ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning While designing the refrigeration system of an aircraft, the prime consideration is that the Mass of refrigerant circulated in the system is low Power per TR is low Mass of the refrigeration equipment is low System has high C.O.P. Mass of refrigerant circulated in the system is low Power per TR is low Mass of the refrigeration equipment is low System has high C.O.P. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The sensible heat factor during the heating and humidification process is given by (where h₁ = Enthalpy of air entering the heating coil, h₂ = Enthalpy of air leaving the heating coil, and hA = Enthalpy of air at the end of humidification process) (h1 - h2)/ (hA - h2) (hA - h2)/ (h1 - h2) (h2 - hA)/ (h1 - h2) (hA - h1)/ (h2 - h1) (h1 - h2)/ (hA - h2) (hA - h2)/ (h1 - h2) (h2 - hA)/ (h1 - h2) (hA - h1)/ (h2 - h1) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The value of C.O.P in vapour compression cycle is usually Equal to unity Always more than unity Any one of the above Always less than unity Equal to unity Always more than unity Any one of the above Always less than unity ANSWER DOWNLOAD EXAMIANS APP
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