Mass Transfer Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. Same as Very much less Less than More than Same as Very much less Less than More than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Packed extraction tower Pulsed extractor Centrifugal extractor Mixer-settler extractor Packed extraction tower Pulsed extractor Centrifugal extractor Mixer-settler extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion in concentrated solutins differs from that in dilute solutions, because of the change in the __________ with the concentration of the solution. Degree of ideality Neither A nor B Viscosity Both A & B Degree of ideality Neither A nor B Viscosity Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of cooling towers, the ratio of the rates of heat and mass transfer is indicated by the __________ number. Sherwood None of these Lewis Grashoff Sherwood None of these Lewis Grashoff ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The minimum number of theoretical plates is required for achieving a given separation in distillation column with Zero reflux ratio Minimum reflux ratio Total reflux No reflux Zero reflux ratio Minimum reflux ratio Total reflux No reflux ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 8 12 2 18 8 12 2 18 ANSWER DOWNLOAD EXAMIANS APP