Refrigeration and Air Conditioning The condition of refrigerant after passing through the condenser in a vapour compression system is Saturated liquid Superheated vapour Dry saturated vapour Wet vapour Saturated liquid Superheated vapour Dry saturated vapour Wet vapour 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) 25 kJ/kg 50 kJ/kg 100 kJ/kg 125 kJ/kg 25 kJ/kg 50 kJ/kg 100 kJ/kg 125 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a psychrometric chart, specific humidity (moisture content) lines are Vertical and uniformly spaced Curved lines Horizontal and non-uniformly spaced Horizontal and uniformly spaced Vertical and uniformly spaced Curved lines Horizontal and non-uniformly spaced Horizontal and uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Chaperon equation is a relation between Specific volume and enthalpy Temperature, pressure, specific volume and enthalpy Temperature, pressure and enthalpy Temperature and enthalpy Specific volume and enthalpy Temperature, pressure, specific volume and enthalpy Temperature, pressure and enthalpy Temperature and enthalpy ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance of Electrolux refrigerator is the ratio of Heat absorbed by the evaporator minus the heat supplied by the gas burner to the heat absorbed by the evaporator Heat absorbed by the evaporator to the heat supplied by the gas burner Heat supplied by the gas burner minus the heat absorbed by the evaporator to the heat supplied by the gas burner Heat supplied by the gas burner to the heat absorbed by the evaporator Heat absorbed by the evaporator minus the heat supplied by the gas burner to the heat absorbed by the evaporator Heat absorbed by the evaporator to the heat supplied by the gas burner Heat supplied by the gas burner minus the heat absorbed by the evaporator to the heat supplied by the gas burner Heat supplied by the gas burner to the heat absorbed by the evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by ( O.P)P = ( O.P)R - 1 O.P.)R + 2 O.P.)P = ( ( O.P.)P = ( O.P)P = ( O.P.)R + 1 ( O.P)R ( ( O.P)P = ( O.P)R - 1 O.P.)R + 2 O.P.)P = ( ( O.P.)P = ( O.P)P = ( O.P.)R + 1 ( O.P)R ( ANSWER DOWNLOAD EXAMIANS APP