Refrigeration and Air Conditioning Where does the lowest temperature occur in a vapour compression cycle? Expansion valve Condenser Compressor Evaporator Expansion valve Condenser Compressor Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the lowest freezing point? R-12 R-22 Ammonia R-11 R-12 R-22 Ammonia R-11 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator. Equalize None of these Increase Reduce Equalize None of these Increase Reduce ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If a heat pump cycle operates between the condenser temperature of +27°C and evaporator temperature of -23°C, then the Carnot COP will be 6 5 1.2 0.2 6 5 1.2 0.2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Under cooling in a refrigeration cycle O.P remains unaltered Other factors decide C.O.P Increases C.O.P Decreases C.O.P O.P remains unaltered Other factors decide C.O.P Increases C.O.P Decreases C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of Steel Aluminium Brass Copper Steel Aluminium Brass Copper ANSWER DOWNLOAD EXAMIANS APP
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