Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Evaporation Sublimation Adsorption Dehydration Evaporation Sublimation Adsorption Dehydration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can the efficiency of a plate in the distillation tower be greater than 100%? Yes Normally not; but is possible if infinite number of plates are put Yes ; if the reflux ratio is maximum Never Yes Normally not; but is possible if infinite number of plates are put Yes ; if the reflux ratio is maximum Never ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively 0 and ≈ 1 1 and 0 >1 and ≈ 1 < 1 and ≈ 1 0 and ≈ 1 1 and 0 >1 and ≈ 1 < 1 and ≈ 1 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 In distillation, overhead product contains Only one component Only saturated liquid Any number of components Two components Only one component Only saturated liquid Any number of components Two components ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? None of these Wet bulb temperature Partial pressure of vapour Relative humidity None of these Wet bulb temperature Partial pressure of vapour Relative humidity ANSWER DOWNLOAD EXAMIANS APP
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