Mass Transfer Prandtl number for water at 20°C is about 150 7 0.7 70 150 7 0.7 70 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flights in a rotary dryer are provided to Reduce the residence time of solid Increase the residence time of the solid None of these Lift and shower the solids thus exposing it thoroughly to the drying action of the gas Reduce the residence time of solid Increase the residence time of the solid None of these Lift and shower the solids thus exposing it thoroughly to the drying action of the gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory. Penetration Surface renewal None of these Film Penetration Surface renewal None of these Film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model. Both plug & perfectly mixed None of the listed here Perfectly mixed Plug Both plug & perfectly mixed None of the listed here Perfectly mixed Plug ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Ammonia present in the coke oven gas is removed by washing with Caustic solution Dilute ammoniacal liquor Dilute HCl Ethanolamine Caustic solution Dilute ammoniacal liquor Dilute HCl Ethanolamine ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of a desorber (stripper), the Operating line always lies above the equilibrium curve Temperature always increases Operating line always lies below the equilibrium curve Temperature remains unaffected Operating line always lies above the equilibrium curve Temperature always increases Operating line always lies below the equilibrium curve Temperature remains unaffected ANSWER DOWNLOAD EXAMIANS APP
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