Process Equipment and Plant Design Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to 25 cms I.D. of the shell 40% of the I.D. of the shell 5 cms 25 cms I.D. of the shell 40% of the I.D. of the shell 5 cms ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is More or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein More Less Same More or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein More Less Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a cylinderical vessel subjected to internal pressure, the longitudinal stress σL and the circumferential stress, σh are related by σh = σL σh = σL/2 No relation exists σh = 2 σL σh = σL σh = σL/2 No relation exists σh = 2 σL ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a double pipe (concentric) heat exchanger, the hydraulic radius for heat transfer (for a fluid flowing through the annulus) would be Less than that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Same as that for fluid flow More than that for fluid flow Less than that for fluid flow D₂ - D₁ (D₁ and D₂ are I.D. of inner and outer pipes respectively) Same as that for fluid flow More than that for fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A/an __________ is used for changing the direction of a pipeline. Flange Disc compensator Union Elbow Flange Disc compensator Union Elbow 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