Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 43832 43834 4 2 43832 43834 4 2 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"). Equal to 1.5 times Three fourth Half Equal to 1.5 times Three fourth Half ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap. 76 95 19 38 76 95 19 38 ANSWER DOWNLOAD EXAMIANS APP
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 less tubes in a given shell diameter Facilitates comparatively easier external cleaning because of large clearance Permits the use of more tubes in a given shell diameter Both B and C Permits the use of less tubes in a given shell diameter Facilitates comparatively easier external cleaning because of large clearance Permits the use of more tubes in a given shell diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Welded joint efficiency in the design of chemical process equipment is taken as 0.85 0.75 0.55 0.95 0.85 0.75 0.55 0.95 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around 0.5" 5" 50% of the plate spacing 2.5" 0.5" 5" 50% of the plate spacing 2.5" ANSWER DOWNLOAD EXAMIANS APP