Process Equipment and Plant Design Back-trapping in a distillation column results due to Excessive liquid gradient over the tray High gas velocity Low reflux ratio Low gas velocity Excessive liquid gradient over the tray High gas velocity Low reflux ratio Low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is Cither A or B; depends upon the I.D. of the pipe More Less Same Cither A or B; depends upon the I.D. of the pipe More Less Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is More or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein Same Less More More or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein Same Less More ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Vertical condenser is advantageous to the horizontal condenser from operation point of view, when Only the function of condensation is to be carried out Hydrostatic head is required for refluxing the condensate Sub cooling of condensate is desired Both the functions of condensation & sub cooling are carried out in a single unit Only the function of condensation is to be carried out Hydrostatic head is required for refluxing the condensate Sub cooling of condensate is desired Both the functions of condensation & sub cooling are carried out in a single unit ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress. Working Allowable None of these Damaging Working Allowable None of these Damaging ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A cylindrical storage tank can have a self supported conical roof, If its diameter is more than 50 meters If the thickness of the roof is more than that of the cylindrical shell If its diameter is less than 15-20metres Irrespective of its diameter If its diameter is more than 50 meters If the thickness of the roof is more than that of the cylindrical shell If its diameter is less than 15-20metres Irrespective of its diameter ANSWER DOWNLOAD EXAMIANS APP