Refrigeration and Air Conditioning For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of Brass Steel Copper Aluminium Brass Steel Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant after condensation process is cooled below the saturation temperature before throttling. Such a process is called None of the listed here Normal cooling Sub-cooling or under-cooling Super-cooling None of the listed here Normal cooling Sub-cooling or under-cooling Super-cooling ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle, the condition of refrigerant is high pressure saturated liquid After passing through the expansion or throttle valve Before passing through the condenser After passing through the condenser Before entering the expansion valve After passing through the expansion or throttle valve Before passing through the condenser After passing through the condenser Before entering the expansion valve 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. Reduce Equalize Increase None of these Reduce Equalize Increase None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The evolution of heat of solution takes place in ammonia absorption plant when Lithium bromide mixes with ammonia Weak solution mixes with strong solution Ammonia vapour is driven out of solution Ammonia vapour goes into solution Lithium bromide mixes with ammonia Weak solution mixes with strong solution Ammonia vapour is driven out of solution Ammonia vapour goes into solution ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Moisture in Freon refrigeration system causes Ineffective refrigeration Freezing automatic regulating valve Corrosion of whole system High power consumption Ineffective refrigeration Freezing automatic regulating valve Corrosion of whole system High power consumption ANSWER DOWNLOAD EXAMIANS APP
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