Refrigeration and Air Conditioning The unit of thermal diffusivity is m/hK m/h m²/hK m²/h m/hK m/h m²/hK m²/h ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator. Increase Equalize Reduce None of these Increase Equalize Reduce None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Short horizontal lines on pressure-enthalpy chart show Constant entropy lines Constant temperature lines Constant pressure lines Constant total heat lines Constant entropy lines Constant temperature lines Constant pressure lines Constant total heat lines ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression refrigeration system, refrigerant occurs as liquid between Condenser and expansion valve Expansion valve and evaporator Compressor and evaporator Compressor and condenser Condenser and expansion valve Expansion valve and evaporator Compressor and evaporator Compressor and condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance is the ratio of the refrigerant effect to the Work done by compressor All of these Enthalpy increase in compressor Heat of compression Work done by compressor All of these Enthalpy increase in compressor Heat of compression ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Refrigerant cooling tubes Condenser tubes Capillary tubes Evaporator tubes Refrigerant cooling tubes Condenser tubes Capillary tubes Evaporator tubes ANSWER DOWNLOAD EXAMIANS APP
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