Refrigeration and Air Conditioning For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of Aluminium Steel Copper Brass Aluminium Steel Copper Brass ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The undesirable property of a refrigerant is Non-explosive Non-flammable Non-toxic High boiling point Non-explosive Non-flammable Non-toxic High boiling point ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle, the condition of refrigerant is high pressure saturated liquid Before passing through the condenser After passing through the expansion or throttle valve Before entering the expansion valve After passing through the condenser Before passing through the condenser After passing through the expansion or throttle valve Before entering the expansion valve After passing through the condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature at 100% relative humidity is___ dry bulb temperature. Higher than Same as Lower than None of the listed here Higher than Same as Lower than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes High power consumption Ineffective refrigeration Freezing automatic regulating valve Corrosion of whole system High power consumption Ineffective refrigeration Freezing automatic regulating valve Corrosion of whole system ANSWER DOWNLOAD EXAMIANS APP
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 2 kW 1 kW 3 kW 4 kW 2 kW 1 kW 3 kW 4 kW ANSWER DOWNLOAD EXAMIANS APP