Refrigeration and Air Conditioning A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing pressure of about 67 kg/cm. The refrigerant used is Brine Carbon dioxide Ammonia Freon Brine Carbon dioxide Ammonia Freon ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The thermostatic expansion valve operates on the changes in the Degree of superheat at exit from the evaporator Pressure in the evaporator Temperature of the evaporator None of these Degree of superheat at exit from the evaporator Pressure in the evaporator Temperature of the evaporator None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In which of the following refrigeration system, waste heat can be effectively used? Vapour compression cycle Air refrigeration cycle Vapour absorption cycle None of the listed here Vapour compression cycle Air refrigeration cycle Vapour absorption cycle None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leakage in a refrigeration system using Freon is detected by Sulphur sticks All of these Soap and water Halide torch Sulphur sticks All of these Soap and water Halide torch ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One tonne of refrigeration (1TR) means that the heat removing capacity is 420 kJ/min 210 kJ/min 21 kJ/min 620 kJ/min 420 kJ/min 210 kJ/min 21 kJ/min 620 kJ/min ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Vapour compression refrigeration is somewhat like Reversed Carnot cycle None of these Carnot cycle Reversed Carnot cycle None of these Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
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