Mass Transfer For which of the following unit operations, Lewis number is of significance? Adsorption Binary distillation Gas absorption Humidification Adsorption Binary distillation Gas absorption Humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed bed absorption column, the channelling will be noted by the Sharp rise in pressure drop Increase in flow rate None of these Sharp drop in pressure drop Sharp rise in pressure drop Increase in flow rate None of these Sharp drop in pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when Saturated feed is not used A total condenser is used An azeotrope forms The latent heat of vaporisation of the more and less volatile components are greatly different Saturated feed is not used A total condenser is used An azeotrope forms The latent heat of vaporisation of the more and less volatile components are greatly different ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the Volumetric diffusivity Thermal diffusivity Kinematic viscosity Mass transfer co-efficient Volumetric diffusivity Thermal diffusivity Kinematic viscosity Mass transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Danckwerts developed the __________ theory. Surface renewal None of these Film Penetration Surface renewal None of these Film Penetration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following binary systems is an example of a maximum boiling azeotrope? Water-ethyl alcohol None of the listed here Acetone-carbon disulphide Water-hydrochloric acid Water-ethyl alcohol None of the listed here Acetone-carbon disulphide Water-hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
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