Process Equipment and Plant Design Back-trapping in a distillation column results due to Low reflux ratio High gas velocity Low gas velocity Excessive liquid gradient over the tray Low reflux ratio High gas velocity Low gas velocity Excessive liquid gradient over the tray ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, bubble caps are located on trays with a pitch of __________ times the outside diameter of the caps. 1.5 to 3 2.5 1.3 to 2 1.6 to 2 1.5 to 3 2.5 1.3 to 2 1.6 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design for couplings and unions would be 350 Negligible 200 60 350 Negligible 200 60 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For high pressure process equipments/vessels, the connected nozzle should be Flanged Screwed Welded Brazed Flanged Screwed Welded Brazed ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of saddle packing (e.g., berl and intralox saddles), the maximum size of the packing should not exceed __________ of the column diameter. l/15th l/30th l/50th l/5th l/15th l/30th l/50th l/5th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following material is seldom used for pressure vessel construction? Killed steel Semi-killed steel Rimmed still Mild steel Killed steel Semi-killed steel Rimmed still Mild steel ANSWER DOWNLOAD EXAMIANS APP
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