Refrigeration and Air Conditioning During heating and dehumidification process, dry bulb temperature Remains constant Decreases Increases None of these Remains constant Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For better C.O.P of refrigerator, the pressure range corresponding to temperature in evaporator and condenser must be Small High Anything Equal Small High Anything Equal ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a psychrometric chart, specific humidity (moisture content) lines are Vertical and uniformly spaced Horizontal and non-uniformly spaced Horizontal and uniformly spaced Curved lines Vertical and uniformly spaced Horizontal and non-uniformly spaced Horizontal and uniformly spaced Curved lines 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 Very wet vapour High pressure saturated liquid Dry vapour Wet vapour Very wet vapour High pressure saturated liquid Dry vapour Wet vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as accumulator is used at the suction of compressor. Evaporator Expansion valve Compressor Condenser Evaporator Expansion valve Compressor Condenser 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) (hA - h1)/ (h2 - h1) (hA - h2)/ (h1 - h2) (h1 - h2)/ (hA - h2) (h2 - hA)/ (h1 - h2) (hA - h1)/ (h2 - h1) (hA - h2)/ (h1 - h2) (h1 - h2)/ (hA - h2) (h2 - hA)/ (h1 - h2) ANSWER DOWNLOAD EXAMIANS APP