Refrigeration and Air Conditioning Accumulators should have adequate volume to store refrigerant charge at least 0.75 0.25 0.1 0.5 0.75 0.25 0.1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Carbon dioxide is Colourless Odourless All of the listed here Non-flammable Colourless Odourless All of the listed here Non-flammable ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is Centrifugal Reciprocating Screw Rotating Centrifugal Reciprocating Screw Rotating ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In mechanical refrigeration system, the refrigerant has the maximum temperature Between condenser and evaporator Between compressor and condenser In evaporator Before expansion valve Between condenser and evaporator Between compressor and condenser In evaporator Before expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A reversible engine has ideal thermal efficiency of 30%. When it is used as a refrigerating machine with all other conditions unchanged, the coefficient of performance will be 4.33 2.33 3.33 1.33 4.33 2.33 3.33 1.33 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line because the process Involves no change in volume Takes place at constant temperature Takes place at constant pressure Takes place at constant entropy Involves no change in volume Takes place at constant temperature Takes place at constant pressure Takes place at constant entropy ANSWER DOWNLOAD EXAMIANS APP
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