Refrigeration and Air Conditioning Allowable pressure on high pressure side or ammonia absorption system is of the order of Atmospheric pressure 56 bars 24 bars Slightly above atmospheric pressure Atmospheric pressure 56 bars 24 bars Slightly above atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An evaporator is also known as Freezing coil Cooling coil All of these Chilling coil Freezing coil Cooling coil All of these Chilling coil ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is wrong? In a vapour compression system, the condition of refrigerant before entering the compressor is dry saturated vapour The space between the saturated liquid line and saturated vapour line, in a pressure enthalpy chart, is wet vapour region None of the listed here The value of C.O.P. is always greater than one In a vapour compression system, the condition of refrigerant before entering the compressor is dry saturated vapour The space between the saturated liquid line and saturated vapour line, in a pressure enthalpy chart, is wet vapour region None of the listed here The value of C.O.P. is always greater than one ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In actual air-conditioning applications for R-12 and R-22, and operating at a condenser temperature of 40° C and an evaporator temperature of 5° C, the heat rejection factor is about 2.15 5.12 1.25 1 2.15 5.12 1.25 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest pressure encountered in a refrigeration system should be Much above critical pressure Near critical pressure Much below critical pressure Critical pressure of refrigerant Much above critical pressure Near critical pressure Much below critical pressure Critical pressure of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The minimum temperature to which water can be cooled in a cooling tower is Wet bulb temperature of air Dew point temperature of air Dry bulb temperature of air Ambient air temperature Wet bulb temperature of air Dew point temperature of air Dry bulb temperature of air Ambient air temperature ANSWER DOWNLOAD EXAMIANS APP
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