Process Equipment and Plant Design The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms. 15 1 5 25 15 1 5 25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches. 24 34 18 6 24 34 18 6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum acceptable total liquid gradient over a tray is about __________ mm. 45.5 5.5 30.5 12.5 45.5 5.5 30.5 12.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An adequate clearance between the tray and the shell wall of a distillation column is provided to Drain the liquid from the tray when the unit is not in operation Allow for thermal expansion and facilitate installation None of these Avoid back-trapping Drain the liquid from the tray when the unit is not in operation Allow for thermal expansion and facilitate installation None of these Avoid back-trapping ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tubes are fixed to the tube sheet (a thick circular metallic plate) by the method of tube rolling and brazing (non-removable) or ferrule connection (removable). Thickness of the tube, sheet is normally __________ the outside diameter of the tube but in no case it should be less than 22 mm (7/8"). Three fourth Half 1.5 times Equal to Three fourth Half 1.5 times Equal to ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness? Ellipsoidal (2 : 1) Flat plate Hemispherical Conical Ellipsoidal (2 : 1) Flat plate Hemispherical Conical ANSWER DOWNLOAD EXAMIANS APP