Process Equipment and Plant Design Vertical condenser is advantageous to the horizontal condenser from operation point of view, when Both the functions of condensation & sub cooling are carried out in a single unit Sub cooling of condensate is desired Only the function of condensation is to be carried out Hydrostatic head is required for refluxing the condensate Both the functions of condensation & sub cooling are carried out in a single unit Sub cooling of condensate is desired Only the function of condensation is to be carried out Hydrostatic head is required for refluxing the condensate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in the number of shell passes, the value of FT Remains same, only if the number of tube passes does not change Remains same Decreases Increases Remains same, only if the number of tube passes does not change Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds. 180 80 8 1 180 80 8 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always More than arithmetic mean value Less than arithmetic mean value Both B & C More than geometric mean value More than arithmetic mean value Less than arithmetic mean value Both B & C More than geometric mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/3t pd/t pd/4t pd/2t pd/3t pd/t pd/4t pd/2t 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. Equal to Twice 2 ft irrespective of (for column > 3 ft diameter) 0.6-0.8 times Equal to Twice 2 ft irrespective of (for column > 3 ft diameter) 0.6-0.8 times ANSWER DOWNLOAD EXAMIANS APP