Mass Transfer (NSh/NRe.NSc) is termed in mass transfer operation as the Momentum diffusivity Stanton number Thermal diffusivity Peclet number Momentum diffusivity Stanton number Thermal diffusivity Peclet number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in solvent rate, the number of transfer units, NtoG, for a fixed degree of absorption from a fixed amount of gas Decreases linearly Increases Decreases Remains same Decreases linearly Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Cox chart, which is useful in the design of distillation column particularly for petroleum hydrocarbons, is a plot of (where, P = vapor pressure, T = temperature) Log P vs. log T Log P vs . T T vs . P P vs . log T Log P vs. log T Log P vs . T T vs . P P vs . log T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) L/(FG.G) FG/(G.a) (G.a)/FG F/(FG.a) L/(FG.G) FG/(G.a) (G.a)/FG F/(FG.a) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer All moisture in a non-hygroscopic material is the __________ moisture. Free Unbound Equilibrium Bound Free Unbound Equilibrium Bound ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske's equation for determining the minimum number of theoretical stages in distillation column holds good, when the Multicomponent distillation is involved Mixture (to be separated) shows positive deviation from ideality Relative volatility is reasonably constant Mixture (to be separated) shows negative deviation from ideality Multicomponent distillation is involved Mixture (to be separated) shows positive deviation from ideality Relative volatility is reasonably constant Mixture (to be separated) shows negative deviation from ideality ANSWER DOWNLOAD EXAMIANS APP
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