Mass Transfer Solvent used in extractive distillation Is of low volatility Does not alter the relative volatility of the original components Forms a high boiling azeotrope Forms a low boiling azeotrope Is of low volatility Does not alter the relative volatility of the original components Forms a high boiling azeotrope Forms a low boiling azeotrope ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer HETP is numerically equal to HTU, only when the operating line And equilibrium lines are parallel Lies below the equilibrium line Lies above the equilibrium line Is far from the equilibrium line And equilibrium lines are parallel Lies below the equilibrium line Lies above the equilibrium line Is far from the equilibrium line ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the correct relationship. (where, Ri = internal reflux ratio Ro = external reflux ratio. ) (1 - Ro) = Ro/Ri (1 + Ro) = Ro/Ri (1 + Ri) = Ro/Ri (1 - Ri) = Ro/Ri (1 - Ro) = Ro/Ri (1 + Ro) = Ro/Ri (1 + Ri) = Ro/Ri (1 - Ri) = Ro/Ri ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusion is caused by the Thermal energy of the molecules Transfer of molecules from low concentration to high concentration region Activation energy of the molecules Potential energy of the molecules Thermal energy of the molecules Transfer of molecules from low concentration to high concentration region Activation energy of the molecules Potential energy of the molecules ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in None of these Greater degree of separation with a fixed number of trays Increased reboiler load Increased reflux ratio None of these Greater degree of separation with a fixed number of trays Increased reboiler load Increased reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During bottling of cold drinks (e.g. Pepsi), the main resistance to mass transfer for the absorption of carbon dioxide in water lies in the Liquid-gas interface Liquid film None of these Gas film Liquid-gas interface Liquid film None of these Gas film ANSWER DOWNLOAD EXAMIANS APP
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