Refrigeration and Air Conditioning A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be 4 kW 3 kW 2 kW 1 kW 4 kW 3 kW 2 kW 1 kW ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature during sensible heating of air Increases None of these Remains constant Decreases Increases None of these Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigerator works on Reversed Carnot cycle Both (A) and (B) None of these Bell Coleman cycle Reversed Carnot cycle Both (A) and (B) None of these Bell Coleman cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigeration system Gives quiet operation Gives noisy operation Cools below 0°C Requires little power consumption Gives quiet operation Gives noisy operation Cools below 0°C Requires little power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a domestic refrigerator, a capillary tube controls the flow of refrigerant from the Expansion valve to the evaporator Condenser to the evaporator Evaporator to the thermostat Condenser to the expansion valve Expansion valve to the evaporator Condenser to the evaporator Evaporator to the thermostat Condenser to the expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant after condensation process is cooled below the saturation temperature before throttling. Such a process is called Sub-cooling or under-cooling Super-cooling Normal cooling None of the listed here Sub-cooling or under-cooling Super-cooling Normal cooling None of the listed here ANSWER DOWNLOAD EXAMIANS APP