Process Equipment and Plant Design Thin spherical shells subjected to internal pressure, develop __________ stresses. Both A & B Neither A nor B Circumferential Radial Both A & B Neither A nor B Circumferential Radial ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is the best tube material from thermal conductivity point of view alone? Aluminium Carbon steel Copper Stainless steel Aluminium Carbon steel Copper Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube wall thickness depends on the cor-rosiveness of the fluids and their operating pressure & temperature and is specified by Birmingham wire gauge (B.W.G)-a number which varies from 8 to 18 with the numbers 14 and 16 being more commonly used. Outside diameter of tubes varies from about 15 to 50 mm; however a tube of less than __________ mm outside diameter is generally not recommended for fouling fluids. 16 28 38 19 16 28 38 19 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For laminar flow (NRe < 2100) in steel pipe, the optimum inside pipe diameter is given by Di, opt = 7.6 Q0.36 . ρ0.9 Di, opt = 3 Q0.36 . ρ1.86 μ0.08 Di, opt = 3 Q0.36 ρ0.18 Di, opt = 3.9 Q0.45 . ρ0.23 Di, opt = 7.6 Q0.36 . ρ0.9 Di, opt = 3 Q0.36 . ρ1.86 μ0.08 Di, opt = 3 Q0.36 ρ0.18 Di, opt = 3.9 Q0.45 . ρ0.23 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Vertical condenser is advantageous to the horizontal condenser from operation point of view, when Sub cooling of condensate is desired Only the function of condensation is to be carried out Hydrostatic head is required for refluxing the condensate Both the functions of condensation & sub cooling are carried out in a single unit Sub cooling of condensate is desired Only the function of condensation is to be carried out Hydrostatic head is required for refluxing the condensate Both the functions of condensation & sub cooling are carried out in a single unit ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ends of a cylinderical vessel can be closed by a head, which can be one of the four shapes. For the same thickness, choose the one which can withstand the highest pressure. Ellipsoidal Torispherical Flat plate Hemispherical Ellipsoidal Torispherical Flat plate Hemispherical ANSWER DOWNLOAD EXAMIANS APP