Mass Transfer With increase in temperature, the rate of leaching increases, because the Viscosity of solvent decreases Thermal conductivity of solute increases Diffusivity of solute increases None of these Viscosity of solvent decreases Thermal conductivity of solute increases Diffusivity of solute increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 0.24 3.97 600 1 0.24 3.97 600 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. A counter diffusion at an almost equal molar rate Unidirectional diffusion from gas to liquid phase Either A or B Unidirectional diffusion from liquid to gas phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from gas to liquid phase Either A or B Unidirectional diffusion from liquid to gas phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The operating cost of a distillation column at minimum reflux ratio is Infinite Zero Minimum Maximum Infinite Zero Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Small dia distillation column can be a Any of these Packed column Sieve tray Bubble cap Any of these Packed column Sieve tray Bubble cap ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Maximum permissible Minimum Operating Total Maximum permissible Minimum Operating Total ANSWER DOWNLOAD EXAMIANS APP
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