Mass Transfer In an operating distillation column, the Driving force for the liquid flow is its specific weight Highest temperature is encountered at the top of the column Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Vapors and liquids are at their dew point and bubble point respectively Driving force for the liquid flow is its specific weight Highest temperature is encountered at the top of the column Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Vapors and liquids are at their dew point and bubble point respectively ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For ethanol-water system, the lowering of distillate quality from 95% to 92% will cause __________ plate requirement. Marginal decrease in the number of Major decrease in the number of No change in theoretical None of the listed here Marginal decrease in the number of Major decrease in the number of No change in theoretical None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is used for the concentration of rubber latex? Short tube evaporator Agitated film evaporator Long tube vertical evaporator Calendria Short tube evaporator Agitated film evaporator Long tube vertical evaporator Calendria ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer. Tray Tunnel Vacuum Rotary Tray Tunnel Vacuum Rotary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T D ∝ T0.5 D ∝ T1.5 D ∝ T2 D ∝ T D ∝ T0.5 D ∝ T1.5 D ∝ T2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid extraction, if the selectivity is unity, then No separation will occur Amount of solvent required will be minimum Separation of the constituents is the most effective Solvent flow rate should be very low No separation will occur Amount of solvent required will be minimum Separation of the constituents is the most effective Solvent flow rate should be very low ANSWER DOWNLOAD EXAMIANS APP