Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ 1/P0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not fixed by the process requirements, in the design of absorbers? None of these Flow rate of the entering gas Terminal concentrations of gas stream Composition of the entering liquid None of these Flow rate of the entering gas Terminal concentrations of gas stream Composition of the entering liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Decreases Exponentially increases Increases Does not affect Decreases Exponentially increases Increases Does not affect ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The suitable evaporator for concentration of foaming liquids is a __________ evaporator. Short tube Vacuum Long tube Falling film Short tube Vacuum Long tube Falling film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For experimental determination of mass transfer co-efficient by wetted wall tower, the mass transfer area is Known Not required Calculated Unknown Known Not required Calculated Unknown ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is defined as Co-efficient = Flux/concentration difference Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient None of the listed here Co-efficient = Flux/concentration difference Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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