Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 2.5 to 3 3 to 4 5 1.2 to 1.5 2.5 to 3 3 to 4 5 1.2 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The caking of crystals can be prevented by Coating the product with inert material Both A and C Maintaining high critical humidity Maintaining low critical humidity Coating the product with inert material Both A and C Maintaining high critical humidity Maintaining low critical humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dry bulb temperature of the gas is __________ the wet bulb temperature. None of these Equal to More than Less than None of these Equal to More than Less than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The adiabatic saturation curve for a vapour-gas mixture is None of these Slightly concave upward Straight line Slightly concave downward None of these Slightly concave upward Straight line Slightly concave downward ANSWER DOWNLOAD EXAMIANS APP
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. Gas phase Interface Liquid phase All of these Gas phase Interface Liquid phase All of these ANSWER DOWNLOAD EXAMIANS APP
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