Refrigeration and Air Conditioning The operating pressure for refrigerating units using R-12 as a refrigerant is 30 bar 15 bar 8 bar 2 bar 30 bar 15 bar 8 bar 2 bar ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bypass factor of a cooling coil decreases with Increase in fin spacing and increase in number of rows Increase in fin spacing and decrease in number of rows Decrease in fin spacing and increase in number of rows Decrease in fin spacing and decrease in number of rows Increase in fin spacing and increase in number of rows Increase in fin spacing and decrease in number of rows Decrease in fin spacing and increase in number of rows Decrease in fin spacing and decrease in number of rows ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the lowest freezing point? Ammonia R-11 R-22 R-12 Ammonia R-11 R-22 R-12 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible heating of air _________ decreases. Wet bulb temperature Dry bulb temperature Relative humidity Specific humidity Wet bulb temperature Dry bulb temperature Relative humidity Specific humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Allowable pressure on high pressure side or ammonia absorption system is of the order of 24 bars Atmospheric pressure 56 bars Slightly above atmospheric pressure 24 bars Atmospheric pressure 56 bars Slightly above atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A bootstrap air cooling system has Four heat exchangers One heat exchanger Three heat exchangers Two heat exchangers Four heat exchangers One heat exchanger Three heat exchangers Two heat exchangers ANSWER DOWNLOAD EXAMIANS APP
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