Mass Transfer The change in enthalpy, when a unit quantity of gas is absorbed by relatively large quantity of adsorbent (on which a definite concentration of the adsorbed gas already exists) is termed as the Differential heat of adsorption Heat of wetting Integral heat of adsorption None of these Differential heat of adsorption Heat of wetting Integral heat of adsorption None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following unit operations makes use of Thiele-Geddes equation? Multicomponent absorption with chemical reaction Multicomponent distillation Liquid-liquid extraction Solid-liquid extraction Multicomponent absorption with chemical reaction Multicomponent distillation Liquid-liquid extraction Solid-liquid extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases does not depend upon the Temperature None of the listed here Nature of the components Pressure Temperature None of the listed here Nature of the components Pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Batch tray dryers suffers from the disadvantage of Non-uniform & low production rate High labour cost & low heat economy All of the listed here High maintenance cost Non-uniform & low production rate High labour cost & low heat economy All of the listed here High maintenance cost ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stefan's law describes the mass transfer by Bulk flow Diffusion Both A & B Neither A nor B Bulk flow Diffusion Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable characteristic for the solvent used in gas absorption? None of these Low viscosity High gas solubility Low vapor pressure None of these Low viscosity High gas solubility Low vapor pressure ANSWER DOWNLOAD EXAMIANS APP
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