Refrigeration and Air Conditioning In vapour compression cycle using NH₃ as refrigerant, initial charge is filled at Suction of compressor Low pressure side near receiver Delivery of compressor High pressure side close to receiver Suction of compressor Low pressure side near receiver Delivery of compressor High pressure side close to receiver ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Freon-11 Freon-22 Air CO2 Freon-11 Freon-22 Air CO2 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 125 kJ/kg 25 kJ/kg 50 kJ/kg 100 kJ/kg 125 kJ/kg 25 kJ/kg 50 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A standard ice point temperature corresponds to the temperature of Ice at 4°C Water at 0°C Solid and dry ice Mixture of ice and water under equilibrium conditions Ice at 4°C Water at 0°C Solid and dry ice Mixture of ice and water under equilibrium conditions ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The evaporator changes the low pressure liquid refrigerant from the expansion valve into None of these High pressure liquid refrigerant Low pressure vapour refrigerant Low pressure liquid and vapour refrigerant None of these High pressure liquid refrigerant Low pressure vapour refrigerant Low pressure liquid and vapour refrigerant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During humidification process, __________ increases. Wet bulb temperature Relative humidity Dry bulb temperature Specific humidity Wet bulb temperature Relative humidity Dry bulb temperature Specific humidity ANSWER DOWNLOAD EXAMIANS APP
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