Mass Transfer Mass transfer co-efficient of liquid is None of these Not affected by the temperature Affected much less by temperature than that for gases Affected more by temperature than that for gases None of these Not affected by the temperature Affected much less by temperature than that for gases Affected more by temperature than that for gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Reduces pressure drop Is desirable, as it provides improved vapour-liquid contact Increases tray efficiency Decreases tray efficiency Reduces pressure drop Is desirable, as it provides improved vapour-liquid contact Increases tray efficiency Decreases tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske's equation for determining the minimum number of theoretical stages in distillation column holds good, when the Relative volatility is reasonably constant Multicomponent distillation is involved Mixture (to be separated) shows positive deviation from ideality Mixture (to be separated) shows negative deviation from ideality Relative volatility is reasonably constant Multicomponent distillation is involved Mixture (to be separated) shows positive deviation from ideality Mixture (to be separated) shows negative deviation from ideality ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The McCabe Δ L law states that the Linear crystal growth rate depends on the crystal size Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate does not depend on the crystal size Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the crystal size Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate does not depend on the crystal size Molar heats of vaporisation of components are nearly equal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Kundsen diffusivity is proportional to (where, T = absolute temperature) T T⁴ √T T² T T⁴ √T T² ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Remain unchanged Can either increase or decrease, depends on the system Increase Decrease Remain unchanged Can either increase or decrease, depends on the system Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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