Refrigeration and Air Conditioning The refrigerant supplied to a compressor must be Superheated vapour refrigerant A mixture of liquid and vapour refrigerant None of these Dry saturated liquid refrigerant Superheated vapour refrigerant A mixture of liquid and vapour refrigerant None of these Dry saturated liquid refrigerant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In larger industrial and commercial reciprocating compression systems, refrigerant widely used is Carbon dioxide Sulphur dioxide R-12 Ammonia Carbon dioxide Sulphur dioxide R-12 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Expansion valve Evaporator Compressor Condenser Expansion valve Evaporator Compressor Condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The atmospheric air at dry bulb temperature of 15°C enters a heating coil maintained at 40°C. The air leaves the heating coil at 25°C. The bypass factor of the heating coil is 0.6 0.4 0.376 0.67 0.6 0.4 0.376 0.67 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aircraft, air refrigeration Cycle is used because of Higher coefficient of performance High heat transfer rate Low weight per tonne of refrigeration Low temperature at high altitudes Higher coefficient of performance High heat transfer rate Low weight per tonne of refrigeration Low temperature at high altitudes 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
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