Refrigeration and Air Conditioning The higher temperature in vapour compression cycle occurs at Evaporator Receiver Compressor discharge Expansion valve Evaporator Receiver Compressor discharge Expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The advantage of dry compression is that It permits higher speeds to be used All of these It permits complete evaporation in the evaporator It results in high volumetric and mechanical efficiency It permits higher speeds to be used All of these It permits complete evaporation in the evaporator It results in high volumetric and mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle, the condition of refrigerant is high pressure saturated liquid Before passing through the condenser After passing through the condenser After passing through the expansion or throttle valve Before entering the expansion valve Before passing through the condenser After passing through the condenser After passing through the expansion or throttle valve Before entering the expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of -23°C, then the Carnot COP will be 5 0.2 1.2 6 5 0.2 1.2 6 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line because the process Involves no change in volume Takes place at constant entropy Takes place at constant temperature Takes place at constant pressure Involves no change in volume Takes place at constant entropy Takes place at constant temperature Takes place at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Vertical lines on pressure-enthalpy chart show constant Entropy lines Pressure lines Temperature lines Total heat lines Entropy lines Pressure lines Temperature lines Total heat lines ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS