Mass Transfer Steam distillation is not recommended to be used, if the Material can not be distilled by indirect heating even under low pressure, because of the high boiling temperature Liquids decompose, if distilled directly at atmospheric pressure Azeotropic mixture is to be separated and the final product is miscible with water Material to be distilled is thermally unstable or has the tendency to react with other components associated with it, at the boiling temperature Material can not be distilled by indirect heating even under low pressure, because of the high boiling temperature Liquids decompose, if distilled directly at atmospheric pressure Azeotropic mixture is to be separated and the final product is miscible with water Material to be distilled is thermally unstable or has the tendency to react with other components associated with it, at the boiling temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the Volumetric diffusivity Mass transfer co-efficient Thermal diffusivity Kinematic viscosity Volumetric diffusivity Mass transfer co-efficient Thermal diffusivity Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Total reflux Constant molal overflow Constant relative volatility All of these Total reflux Constant molal overflow Constant relative volatility All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction. Packed Bubble Tray Spray Packed Bubble Tray Spray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will Depend on saturated boiling point; may increase or decrease Decrease Remains same Increase Depend on saturated boiling point; may increase or decrease Decrease Remains same Increase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer All moisture in a non-hygroscopic material is the __________ moisture. Equilibrium Unbound Bound Free Equilibrium Unbound Bound Free ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS