Refrigeration and Air Conditioning Most thermostatic expansion valves are set for a superheat of 5°C 20°C 10°C 15°C 5°C 20°C 10°C 15°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The superheating in a refrigeration cycle Decreases C.O.P. Does not alter C.O.P. None of these Increases C.O.P. Decreases C.O.P. Does not alter C.O.P. None of these Increases C.O.P. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Where does the lowest temperature occur in a vapour compression cycle? Condenser Evaporator Expansion valve Compressor Condenser Evaporator Expansion valve Compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The colour of the flame of halide torch, in case of leakage of Freon refrigerant, will change to Bright green Orange Yellow Red Bright green Orange Yellow Red ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a gas is to be liquefied, its temperature must be Equal to critical temperature Reduced to a value below its critical temperature Increased to a value above its critical temperature None of these Equal to critical temperature Reduced to a value below its critical temperature Increased to a value above its critical temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system Strong solution to ammonia vapour Strong solution to weak solution Ammonia vapours to weak solution Weak solution to strong solution Strong solution to ammonia vapour Strong solution to weak solution Ammonia vapours to weak solution Weak solution to strong solution ANSWER DOWNLOAD EXAMIANS APP
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