Mass Transfer As the reflux ratio decreases, the Column diameter increases None of these Number of plates increases Separation becomes more efficient Column diameter increases None of these Number of plates increases Separation becomes more efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular seives are porous Synthetic zeolites crystals/metal alumino-silicates Silica None of these Alumina Synthetic zeolites crystals/metal alumino-silicates Silica None of these Alumina ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of NA/(NA + NB) for steady state molecular diffusion of gas 'A' through non-diffusing gas 'B' is ∞ 0.5 1 2 ∞ 0.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Minimum Total Maximum permissible Operating Minimum Total Maximum permissible Operating ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can the efficiency of a plate in the distillation tower be greater than 100%? Never Normally not; but is possible if infinite number of plates are put Yes Yes ; if the reflux ratio is maximum Never Normally not; but is possible if infinite number of plates are put Yes Yes ; if the reflux ratio is maximum 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 negative deviation from ideality Mixture (to be separated) shows positive deviation from ideality Relative volatility is reasonably constant Multicomponent distillation is involved Mixture (to be separated) shows negative deviation from ideality Mixture (to be separated) shows positive deviation from ideality ANSWER DOWNLOAD EXAMIANS APP
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