Process Equipment and Plant Design Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor. 30-35 35-40 15-20 43961 30-35 35-40 15-20 43961 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ shapedroof is the most commonly used roof for cylinderical storage tanks. Umbrella Conical Dome Flat Umbrella Conical Dome Flat ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, elliptical dished heads All of these Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D All of these Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D 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 At the inner surface None of these At the outer surface At the mid thickness of the cylindrical wall At the inner surface None of these At the outer surface ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is 0 Minimum ∞ 1 0 Minimum ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Mc Cable Thiele method used for finding theoretical stages in a distillation column assumes that the Trouton's rule is applicable Liquid/vapor loading across the column remains constant Sensible heat differences are small, because the temperature changes from tray to tray is small All of these Trouton's rule is applicable Liquid/vapor loading across the column remains constant Sensible heat differences are small, because the temperature changes from tray to tray is small All of these ANSWER DOWNLOAD EXAMIANS APP