Refrigeration and Air Conditioning The COP of a domestic refrigerator Is more than 1 Depends upon the make Is less than 1 Is equal to 1 Is more than 1 Depends upon the make Is less than 1 Is equal to 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle the condition of refrigerant is superheated vapour 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 Before passing through the condenser After passing through the expansion or throttle valve Before entering the expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Back pressure Suction pressure Critical pressure Discharge pressure Back pressure Suction pressure Critical pressure Discharge pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leaks in a refrigeration system using Freon are detected by Halide torch which on detection produces greenish flame lighting Smelling Sulphur sticks which on detection gives white smoke Using reagents Halide torch which on detection produces greenish flame lighting Smelling Sulphur sticks which on detection gives white smoke Using reagents ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One of the purposes of sub cooling the liquid refrigerant is to Reduce compressor discharge temperature Increase cooling effect Ensure that only liquid and not the vapour enters the expansion (throttling) valve Reduce compressor overheating Reduce compressor discharge temperature Increase cooling effect Ensure that only liquid and not the vapour enters the expansion (throttling) valve Reduce compressor overheating ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature lines, on the psychrometric chart are Curved lines Horizontal and non-uniformly spaced Vertical and uniformly spaced Horizontal and uniformly spaced Curved lines Horizontal and non-uniformly spaced Vertical and uniformly spaced Horizontal and uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
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