Mass Transfer Unit of molal diffusivity is Gm moles/cm². sec Cm²/sec gm . mole Gm moles/cm. sec Gm moles/cm² . sec Gm moles/cm². sec Cm²/sec gm . mole Gm moles/cm. sec Gm moles/cm² . sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower. Is lower than Cannot be predicted as data are insufficient Is same as Is greater than Is lower than Cannot be predicted as data are insufficient Is same as Is greater than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in pressure, the relative volatility for a binary system Increases Remains same Decreases Either A or B, depends on the system Increases Remains same Decreases Either A or B, depends on the system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is defined as None of the listed here Flux = Co-efficient/concentration difference Co-efficient = Flux/concentration difference Flux=concentration difference/co-effi-cient None of the listed here Flux = Co-efficient/concentration difference Co-efficient = Flux/concentration difference Flux=concentration difference/co-effi-cient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Selectivity Distribution co-efficient Both A & B Neither A nor B Selectivity Distribution co-efficient Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Ratio of the insoluble to solution is constant Both A & B Neither A nor B Solids are drained to the same extent Ratio of the insoluble to solution is constant Both A & B Neither A nor B Solids are drained to the same extent ANSWER DOWNLOAD EXAMIANS APP
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