Mass Transfer The surface renewal frequency in Danckwerts model of mass transfer is given by (KL: mass transfer co-efficient) KL².DA KL²/DA √(KL².DA) KL/DA² KL².DA KL²/DA √(KL².DA) KL/DA² ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant Decreases Increases exponentially Remains unchanged Increases Decreases Increases exponentially Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fractional solvent extraction Employs only one solvent None of the listed here Employs two solvents Results in low interfacial tension Employs only one solvent None of the listed here Employs two solvents Results in low interfacial tension ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the degree of freedom of an absorption process in which only one component is transferred between phases? 2 3 1 4 2 3 1 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Under conditions of flooding in packed tower, the gas pressure drop Decreases rapidly Increases rapidly Remains constant Is maximum Decreases rapidly Increases rapidly Remains constant Is maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the mutual solubility of two liquids Increases Decreases exponentially Remains unchanged Decreases Increases Decreases exponentially Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
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