Mass Transfer Steady state equimolal counter diffusion is encountered in All of these All liquid-liquid diffusion systems Absorption of NH₃ from air by water Separation of a binary mixture by distillation All of these All liquid-liquid diffusion systems Absorption of NH₃ from air by water Separation of a binary mixture by distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively >1 and ≈ 1 0 and ≈ 1 < 1 and ≈ 1 1 and 0 >1 and ≈ 1 0 and ≈ 1 < 1 and ≈ 1 1 and 0 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ extractor is used for the concentration of radioactive nuclear waste. None of the listed here Mixer-settler Pulsed column Seive plate None of the listed here Mixer-settler Pulsed column Seive plate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer HETP is numerically equal to HTU, only when the operating line Is far from the equilibrium line Lies below the equilibrium line And equilibrium lines are parallel Lies above the equilibrium line Is far from the equilibrium line Lies below the equilibrium line And equilibrium lines are parallel Lies above the equilibrium line 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 P vs . log T Log P vs . T T vs . P Log P vs. log T P vs . log T Log P vs . T T vs . P ANSWER DOWNLOAD EXAMIANS APP
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