Mass Transfer Selectivity of the solvent used in solvent extraction should be 1 > 1 < 1 1 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Decreases with time Does not change with time Does not affect the moisture content of the wet solid Increases with time Decreases with time Does not change with time Does not affect the moisture content of the wet solid Increases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For absorbing a sparingly soluble gas in a liquid Gas side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be increased Mass transfer co-efficient must be kept constant Liquid side mass transfer co-efficient should be decreased Gas side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be increased Mass transfer co-efficient must be kept constant Liquid side mass transfer co-efficient should be decreased ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer (NSh/NRe.NSc) is termed in mass transfer operation as the Stanton number Momentum diffusivity Thermal diffusivity Peclet number Stanton number Momentum diffusivity Thermal diffusivity Peclet number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T2 D ∝ T0.5 D ∝ T D ∝ T1.5 D ∝ T2 D ∝ T0.5 D ∝ T D ∝ T1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Overall efficiency of the distillation column is The ratio of number of ideal plates to actual plates Same as the Murphree efficiency The ratio of number of actual plates to ideal plates Always more than the point efficiency The ratio of number of ideal plates to actual plates Same as the Murphree efficiency The ratio of number of actual plates to ideal plates Always more than the point efficiency ANSWER DOWNLOAD EXAMIANS APP
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