Refrigeration and Air Conditioning Aqua ammonia is used as refrigerant in the following type of refrigeration system Indirect Absorption Compression Direct Indirect Absorption Compression Direct ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In mechanical refrigeration system, the refrigerant has the maximum temperature Before expansion valve Between condenser and evaporator In evaporator Between compressor and condenser Before expansion valve Between condenser and evaporator In evaporator Between compressor and condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant supplied to a compressor must be Superheated vapour refrigerant A mixture of liquid and vapour refrigerant Dry saturated liquid refrigerant None of these Superheated vapour refrigerant A mixture of liquid and vapour refrigerant Dry saturated liquid refrigerant None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance of Heat Pump is always ___ one. Equal to None of the listed here Greater than Less than Equal to None of the listed here Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Absorption system normally uses the following refrigerant Freon-22 Ammonia Freon-11 CO2 Freon-22 Ammonia Freon-11 CO2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leaks in a refrigeration system using Freon are detected by Sulphur sticks which on detection gives white smoke Halide torch which on detection produces greenish flame lighting Using reagents Smelling Sulphur sticks which on detection gives white smoke Halide torch which on detection produces greenish flame lighting Using reagents Smelling ANSWER DOWNLOAD EXAMIANS APP