Refrigeration and Air Conditioning The superheated vapour region, in a pressure enthalpy chart, is represented by the space Between the saturated liquid line and saturated vapour line None of these To the right of saturated liquid line To the left of saturated liquid line Between the saturated liquid line and saturated vapour line None of these To the right of saturated liquid line To the left of saturated liquid line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During humidification process, __________ increases. Wet bulb temperature Specific humidity Relative humidity Dry bulb temperature Wet bulb temperature Specific humidity Relative humidity Dry bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The material of pipe lines for a system using Freon as a refrigerant should be Aluminium Steel Brass Copper Aluminium Steel Brass Copper ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The higher temperature in vapour compression cycle occurs at Receiver Expansion valve Evaporator Compressor discharge Receiver Expansion valve Evaporator Compressor discharge ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The boiling point of ammonia is -10.5°C -33.3°C -30°C -77.7°C -10.5°C -33.3°C -30°C -77.7°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerating system operating on reversed Brayton refrigeration cycle is used for maintaining 250 K. If the temperature at the end of constant pressure cooling is 300 K and rise in the temperature of air in the refrigerator is 50 K, then the net work of compression will be (assume air as working substance with Cp = 1 kJ/kg) 100 kJ/kg 50 kJ/kg 125 kJ/kg 25 kJ/kg 100 kJ/kg 50 kJ/kg 125 kJ/kg 25 kJ/kg ANSWER DOWNLOAD EXAMIANS APP