Mass Transfer The Kundsen diffusivity is proportional to (where, T = absolute temperature) T √T T⁴ T² T √T T⁴ T² ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The McCabe Δ L law states that the Linear crystal growth rate depends on the crystal size Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate does not depend on the crystal size Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the crystal size Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate does not depend on the crystal size Molar heats of vaporisation of components are nearly equal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The suitable evaporator for concentration of foaming liquids is a __________ evaporator. Falling film Vacuum Short tube Long tube Falling film Vacuum Short tube Long tube ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Condensation of a vapour-gas mixture just begins, when (where, p = partial pressure of the vapour P = vapour pressure of the liquid ) P >>P P < P P P = P P >>P P < P P P = P ANSWER DOWNLOAD EXAMIANS APP
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 Can the efficiency of a plate in the distillation tower be greater than 100%? Yes ; if the reflux ratio is maximum Yes Never Normally not; but is possible if infinite number of plates are put Yes ; if the reflux ratio is maximum Yes Never Normally not; but is possible if infinite number of plates are put ANSWER DOWNLOAD EXAMIANS APP
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