Refrigeration and Air Conditioning If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of -23°C, then the Carnot COP will be 0.2 6 5 1.2 0.2 6 5 1.2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle, the condition of refrigerant is saturated liquid Before entering the expansion valve After passing through the expansion throttle valve After passing through the condenser Before passing through the condenser Before entering the expansion valve After passing through the expansion throttle valve After passing through the condenser Before passing through the condenser 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 7.44 kW 3.72 kW 18.6 kW 1.86 kW 7.44 kW 3.72 kW 18.6 kW 1.86 kW ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle the condition off refrigerant is dry saturated vapour After passing through the expansion or throttle valve Before passing through the condenser Before entering the compressor After passing through the condenser After passing through the expansion or throttle valve Before passing through the condenser Before entering the compressor After passing through the condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a heat pump working on a reversed Carnot cycle is T₁/(T₂ - T₁) (T₁ - T₂)/T₁ T₂/(T₂ - T₁) (T₂ - T₁)/T₁ T₁/(T₂ - T₁) (T₁ - T₂)/T₁ T₂/(T₂ - T₁) (T₂ - T₁)/T₁ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In chemical dehumidification process, Dew point temperature decreases All of these Wet bulb temperature decreases Dry bulb temperature increases Dew point temperature decreases All of these Wet bulb temperature decreases Dry bulb temperature increases ANSWER DOWNLOAD EXAMIANS APP
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