Refrigeration and Air Conditioning The refrigerant after condensation process is cooled below the saturation temperature before throttling. Such a process is called Super-cooling Sub-cooling or under-cooling Normal cooling None of the listed here Super-cooling Sub-cooling or under-cooling Normal cooling None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system Strong solution to ammonia vapour Weak solution to strong solution Ammonia vapours to weak solution Strong solution to weak solution Strong solution to ammonia vapour Weak solution to strong solution Ammonia vapours to weak solution Strong solution to weak solution ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leakage in a refrigeration system using ammonia is detected by Halide torch All of these Sulphur sticks Soap and water Halide torch All of these Sulphur sticks Soap and water ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature Which is lower than the dew point temperature of the incoming stream Which lies between the wet bulb and dew point temperatures of the incoming stream Which lies between the dry bulb and wet bulb temperatures of the incoming stream Of adiabatic saturation of incoming stream Which is lower than the dew point temperature of the incoming stream Which lies between the wet bulb and dew point temperatures of the incoming stream Which lies between the dry bulb and wet bulb temperatures of the incoming stream Of adiabatic saturation of incoming stream ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerants has lowest freezing point? NH3 Freon-12 Freon-22 CO2 NH3 Freon-12 Freon-22 CO2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Critical pressure Suction pressure Discharge pressure Back pressure Critical pressure Suction pressure Discharge pressure Back pressure ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS