Refrigeration and Air Conditioning The difference between dry bulb temperature and dew point temperature, is called Degree of saturation Dry bulb depression Dew point depression Wet bulb depression Degree of saturation Dry bulb depression Dew point depression Wet bulb depression ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Freon-11 Freon-22 CO2 Air Freon-11 Freon-22 CO2 Air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A valve which maintains a constant degree of superheat at the end of the evaporator coil, is called Thermostatic expansion valve Automatic expansion valve High side float valve Low side float valve Thermostatic expansion valve Automatic expansion valve High side float valve Low side float valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and dehumidification process, dry bulb temperature Decreases Increases Remains constant None of these Decreases Increases Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The operating temperature of a cold storage is -2°C. The heat leakage from the surrounding is 30 kW for the ambient temperature of 40°C. The actual C.O.P. of refrigeration plant used is one fourth that of ideal plant working between the same temperatures. The power required to drive the plant is 1.86 kW 18.6 kW 3.72 kW 7.44 kW 1.86 kW 18.6 kW 3.72 kW 7.44 kW ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In Electrolux refrigerator Hydrogen evaporates in ammonia Ammonia is absorbed in hydrogen Ammonia is absorbed in water Ammonia evaporates in hydrogen Hydrogen evaporates in ammonia Ammonia is absorbed in hydrogen Ammonia is absorbed in water Ammonia evaporates in hydrogen ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS