Process Equipment and Plant Design Triangular pitch tube layout as compared to square pitch in a shell and tube heat exchanger 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 Both B and C 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 Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure? At the mid thickness of the cylindrical wall None of these At the outer surface At the inner surface At the mid thickness of the cylindrical wall None of these At the outer surface At the inner surface ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum shell thickness for tank ≤ 15 metres diameter is limited to __________ mm, for reasons of elastic stability. 5 15 2 10 5 15 2 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Longitundinal stress induced in a thin walled cylindrical storage vessel is PD/4t PD/6t PD/3t PD/2t PD/4t PD/6t PD/3t PD/2t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop. 50 25 150 75 50 25 150 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Large process vessels operating under extreme temperature and pressure conditions are normally clad/ lined with materials like stainless steel, aluminium, nickel & its alloys, copper & its alloys and titanium. The cladding thickness is generally about __________ percent of the total thickness. 1 to 5 10 to 20 40 to 50 30 to 40 1 to 5 10 to 20 40 to 50 30 to 40 ANSWER DOWNLOAD EXAMIANS APP