Refrigeration and Air Conditioning In a refrigeration system, heat absorbed in comparison to heat rejected is Same More for small capacity and less for high capacity Less More Same More for small capacity and less for high capacity Less More ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is Less than 2 kg More than or equal to 3.65 kg More than 10 kg There is no such consideration Less than 2 kg More than or equal to 3.65 kg More than 10 kg There is no such consideration ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest temperature encountered in refrigeration cycle should be Much below critical temperature Above critical temperature Near critical temperature of refrigerant At critical Temperature Much below critical temperature Above critical temperature Near critical temperature of refrigerant At critical Temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a flooded evaporator refrigerator, an accumulator at suction of compressor is used to Collect vapours Detect liquid in vapour Superheat the vapour Collect liquid refrigerant and prevent it from going to compressor Collect vapours Detect liquid in vapour Superheat the vapour Collect liquid refrigerant and prevent it from going to compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The sensible heat factor during cooling and dehumidification process is given by (where h₁ = Enthalpy of air entering the cooling coil, h₂ = Enthalpy of air leaving the cooling coil, and hA = Enthalpy of air at the end of dehumidification process) (h1 - h2)/ (hA - h2) (hA - h1)/ (h2 - h1) (hA - h2)/ (h1 - h2) (h2 - hA)/ (h1 - h2) (h1 - h2)/ (hA - h2) (hA - h1)/ (h2 - h1) (hA - h2)/ (h1 - h2) (h2 - hA)/ (h1 - h2) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases, Will be lower Will be higher May be higher or lower depending upon the nature of non-condensable gases Will remain unaffected Will be lower Will be higher May be higher or lower depending upon the nature of non-condensable gases Will remain unaffected ANSWER DOWNLOAD EXAMIANS APP