Process Equipment and Plant Design Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin's formula as D = 1.5 t D = 1.1 t D = 1.6 √t D = 3√t D = 1.5 t D = 1.1 t D = 1.6 √t D = 3√t 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. 95 38 76 19 95 38 76 19 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle? Segmental baffle Helical type baffle Flat plate extending across the wall Disk type baffle Segmental baffle Helical type baffle Flat plate extending across the wall Disk type baffle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure? None of these At the inner surface At the outer surface At the mid thickness of the cylindrical wall None of these At the inner surface At the outer surface At the mid thickness of the cylindrical wall ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the minimum recommended ligament for square pitch arrangement in case of heat exchangers? 6.5 mm 6.5 cms Equal to tube I.D Equal to tube O.D 6.5 mm 6.5 cms Equal to tube I.D Equal to tube O.D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? All of these Cross-partition rings Raschig rings Lessig rings All of these Cross-partition rings Raschig rings Lessig rings ANSWER DOWNLOAD EXAMIANS APP