Process Equipment and Plant Design Heat transfer co-efficient for a horizontal condenser as compared to a vertical condenser operating under similar conditions is Less About 0.33 times About 3 times Same Less About 0.33 times About 3 times Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. Twice 0.6-0.8 times Equal to 2 ft irrespective of (for column > 3 ft diameter) Twice 0.6-0.8 times Equal to 2 ft irrespective of (for column > 3 ft diameter) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the problem of differential expansion between the shell and tube passes is taken care of by using a Neither A nor B Either A or B Floating head tube sheet U-bend Neither A nor B Either A or B Floating head tube sheet U-bend ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.6 to 2 1.1 to 1.5 2.7 to 3 2.2 to 2.6 1.6 to 2 1.1 to 1.5 2.7 to 3 2.2 to 2.6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum baffle height should be Twice the tank diameter Twice the impeller diameter Equal to the impeller diameter 3/4 of the tank height Twice the tank diameter Twice the impeller diameter Equal to the impeller diameter 3/4 of the tank height ANSWER DOWNLOAD EXAMIANS APP