Mass Transfer For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law. Decreases Either A or B; depends on the gas Remains same Increases Decreases Either A or B; depends on the gas Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption (chemical adsorption) is Characterised by adsorption of heat An irreversible phenomenon Same as "Van der Waals" adsorption A reversible phenomenon Characterised by adsorption of heat An irreversible phenomenon Same as "Van der Waals" adsorption A reversible phenomenon ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same feed, feed quality and separation (in a distillation column), with the increase of total pressure, the number of ideal plates will Increase Data insufficient, can't be predicted Decrease Remain same Increase Data insufficient, can't be predicted Decrease Remain same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For gas absorption, low viscosity solvents are preferred, because of their Better flow characteristics All of these Low pumping pressure drop Rapid absorption rates Better flow characteristics All of these Low pumping pressure drop Rapid absorption rates ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tea percolation employs Leaching None of these Liquid-liquid extraction Absorption Leaching None of these Liquid-liquid extraction Absorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relation among various mass transfer co-efficients (M.T.C) for ideal gases is given by (where, Kc & Km are M.T.C. for equimolar counter diffusion with concentration & mole fraction respectively as the driving force. and, Kp = M.T.C. for diffusion of a gas through a stagnant inert gas with pressure as driving force.) Kc = Kp . RT = Km . RT/p Kc = Kp = Km None of these Kc = Kp/RT = Km . RT/P Kc = Kp . RT = Km . RT/p Kc = Kp = Km None of these Kc = Kp/RT = Km . RT/P ANSWER DOWNLOAD EXAMIANS APP
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