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 The C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature constant, will Remain unaffected Increase May increase or decrease depending on the type of refrigerant used Decrease Remain unaffected Increase May increase or decrease depending on the type of refrigerant used Decrease 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) (h2 - hA)/ (h1 - h2) (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) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Refrigerant cooling tubes Capillary tubes Evaporator tubes Condenser tubes Refrigerant cooling tubes Capillary tubes Evaporator tubes Condenser tubes ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of Steel Brass Copper Aluminium Steel Brass Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is Wet vapour Dry vapour High pressure saturated liquid Very wet vapour Wet vapour Dry vapour High pressure saturated liquid Very wet vapour ANSWER DOWNLOAD EXAMIANS APP
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