Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Cross-partition rings All of these Lessig rings Raschig rings Cross-partition rings All of these Lessig rings Raschig rings ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Width and depth of grooves in the tube sheet holes normally are __________ inch respectively. 1/64 and 1/8 1/2 and 8 1/2 and 5 1/8 and 1/64 1/64 and 1/8 1/2 and 8 1/2 and 5 1/8 and 1/64 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the None of these Flooding limit of the column Maximum permissible vapour velocity Total cost consideration (fixed cost of the column plus the cooling water & steam cost) None of these Flooding limit of the column Maximum permissible vapour velocity Total cost consideration (fixed cost of the column plus the cooling water & steam cost) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, minimum clearance to be maintained betweeen the overflow weir and the last row of the bubble caps is __________ cms. 7.5 20 2.5 15 7.5 20 2.5 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A claming section before the liquid flows into the downcomer is privided to Reduce the discharge fluctuation Permit release of entrained vapour in the liquid Ensure better vapour-liquid contact Cool the liquid before it flows down Reduce the discharge fluctuation Permit release of entrained vapour in the liquid Ensure better vapour-liquid contact Cool the liquid before it flows down ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Smoker's equation for the calculation of number of equilibrium stages in a continuous binary distillation column is used, when the Number of equilibrium stages in only stripping section is to be calculated Feed is not at its bubble point Number of equilibrium stages required is likely to be very small Relative volatility is close to one (e.g., separation of close boiling isomers) Number of equilibrium stages in only stripping section is to be calculated Feed is not at its bubble point Number of equilibrium stages required is likely to be very small Relative volatility is close to one (e.g., separation of close boiling isomers) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS