Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant before passing through the condenser is Wet vapour Superheated vapour Saturated liquid Dry saturated vapour Wet vapour Superheated vapour Saturated liquid Dry saturated vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Evaporator tubes Capillary tubes Condenser tubes Refrigerant cooling tubes Evaporator tubes Capillary tubes Condenser tubes Refrigerant cooling tubes ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The process, generally used in winter air-conditioning to warm and humidity the air, is called Heating and humidification Humidification Cooling and dehumidification Dehumidification Heating and humidification Humidification Cooling and dehumidification Dehumidification ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leaks in a refrigeration system using Freon are detected by Smelling Using reagents Halide torch which on detection produces greenish flame lighting Sulphur sticks which on detection gives white smoke Smelling Using reagents Halide torch which on detection produces greenish flame lighting Sulphur sticks which on detection gives white smoke ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Mass flow ratio of NH₃ in comparison to Freon-12 for same refrigeration load and same temperature limits is of the order of 1: 3 9: 1 1: 1 1: 9 1: 3 9: 1 1: 1 1: 9 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a heat pump working on a reversed Carnot cycle is T₂/(T₂ - T₁) T₁/(T₂ - T₁) (T₁ - T₂)/T₁ (T₂ - T₁)/T₁ T₂/(T₂ - T₁) T₁/(T₂ - T₁) (T₁ - T₂)/T₁ (T₂ - T₁)/T₁ ANSWER DOWNLOAD EXAMIANS APP
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