Process Equipment and Plant Design Triangular pitch tube layout as compared to square pitch in a shell and tube heat exchanger Both B and C Permits the use of more tubes in a given shell diameter Permits the use of less tubes in a given shell diameter Facilitates comparatively easier external cleaning because of large clearance Both B and C Permits the use of more tubes in a given shell diameter Permits the use of less tubes in a given shell diameter Facilitates comparatively easier external cleaning because of large clearance ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 750 650 250 450 750 650 250 450 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 18 34 12 6 18 34 12 6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Welded joint efficiency in the design of chemical process equipment is taken as 0.95 0.75 0.85 0.55 0.95 0.75 0.85 0.55 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Apex angle of conical heads used in the bottom heads of chemical process equipments is usually 75° 45° 30° 60° 75° 45° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a __________ rivetted joint, the rivets in the various rows are opposite to each other. Zig-zag Diamond None of these Chain Zig-zag Diamond None of these Chain ANSWER DOWNLOAD EXAMIANS APP