Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 4 43834 2 43832 4 43834 2 43832 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum plate efficiency is achieved in case of __________ flow. Cascade Cross Reverse Split Cascade Cross Reverse Split ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns. Less Either A or B; no generalisation can be made More Same Less Either A or B; no generalisation can be made More Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Vertical condenser is advantageous to the horizontal condenser from operation point of view, when Hydrostatic head is required for refluxing the condensate Sub cooling of condensate is desired Only the function of condensation is to be carried out Both the functions of condensation & sub cooling are carried out in a single unit Hydrostatic head is required for refluxing the condensate Sub cooling of condensate is desired Only the function of condensation is to be carried out Both the functions of condensation & sub cooling are carried out in a single unit ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Weep holes provided in the plates of a distillation column Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid All of these Facilitate draining out liquid from a tray when the unit is not in operation Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation Are normally located near the overflow weir so that any delivery of liquid during operation follows approximately the same path as the overflow fluid All of these Facilitate draining out liquid from a tray when the unit is not in operation Must be large enough (usually 1/4" to 5/8" dia) to prevent plugging but should not deliver excessive amount of fluid during operation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the downcomer of a distillation column, the minimum recommended residence time is about __________ seconds. 5 17.5 2.5 12.5 5 17.5 2.5 12.5 ANSWER DOWNLOAD EXAMIANS APP