Process Equipment and Plant Design Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent. 20 55 5 35 20 55 5 35 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical vessel of moderate height, the weld joint efficiency for joints parallel to the cylinderical axis is given as 1.0, while for joints along the girth (circumference) it is given as 0.8. In calculating the shell wall thickness using code formula for an internally pressurised cylinderical vessel, what value of weld joint efficiency should be used? 1 0.9 (0.8)0.5 0.8 1 0.9 (0.8)0.5 0.8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An adequate clearance between the tray and the shell wall of a distillation column is provided to Drain the liquid from the tray when the unit is not in operation Avoid back-trapping Allow for thermal expansion and facilitate installation None of these Drain the liquid from the tray when the unit is not in operation Avoid back-trapping Allow for thermal expansion and facilitate installation None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is Shear Deformation Bending Elongation Shear Deformation Bending Elongation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The LMTD correction factor (FT) is defined as the Ratio of true temperature difference to the LMTD Ratio of LMTD to the true temperature difference Geometric mean of the true temperature difference and the LMTD Differenced of true temperature difference and the LMTD Ratio of true temperature difference to the LMTD Ratio of LMTD to the true temperature difference Geometric mean of the true temperature difference and the LMTD Differenced of true temperature difference and the LMTD 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 Liquid/vapor loading across the column remains constant All of these Sensible heat differences are small, because the temperature changes from tray to tray is small Trouton's rule is applicable Liquid/vapor loading across the column remains constant All of these Sensible heat differences are small, because the temperature changes from tray to tray is small Trouton's rule is applicable ANSWER DOWNLOAD EXAMIANS APP