Mass Transfer In case of absorption & stripping, the interface of the liquid & gas phases are present in equilibrium, when the diffusional resistance of __________ is zero. Interface Gas phase All of these Liquid phase Interface Gas phase All of these Liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stage efficiency in a leaching process depends on the Rate of diffusion of the solute through the solid and into the liquid Both A & B Time of contact between the solid and the solution Vapour pressure of the solution Rate of diffusion of the solute through the solid and into the liquid Both A & B Time of contact between the solid and the solution Vapour pressure of the solution ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method of binary distillation does not assume that the Molar latent heats of all components are equal Heat of mixing is negligible None of these Sensible heat changes are negligible compared with latent heat changes Molar latent heats of all components are equal Heat of mixing is negligible None of these Sensible heat changes are negligible compared with latent heat changes ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the __________ the relative humidity of air decreases, despite an increase in the absolute humidity. Pressure rises Temperature rises Pressure falls Temperature falls Pressure rises Temperature rises Pressure falls Temperature falls ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) F/(FG.a) L/(FG.G) FG/(G.a) (G.a)/FG F/(FG.a) L/(FG.G) FG/(G.a) (G.a)/FG ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are Straight Neither A nor B Parallel Both A & B Straight Neither A nor B Parallel Both A & B ANSWER DOWNLOAD EXAMIANS APP
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