Process Equipment and Plant Design Cylindrical storage tanks used for the storage of volatile liquids (e.g., naphtha) have __________ roofs. Floating Fixed Conical Flat Floating Fixed Conical Flat ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the allocated cap area, bubble caps are generally arranged on equilateral triangular pitch. Number of caps fixed on a plate is with a Cap pitch of 1.3-2 times the cap diameter Clearance of 25-75 mm Neither A nor B Either A or B Cap pitch of 1.3-2 times the cap diameter Clearance of 25-75 mm Neither A nor B Either A or B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by An increase in relatived volatility for rectification columns An increase in liquid viscosity All of these Decrease in gas solubility for absorbers An increase in relatived volatility for rectification columns An increase in liquid viscosity All of these Decrease in gas solubility for absorbers ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Welded joint efficiency in the design of chemical process equipment is taken as 0.95 0.75 0.85 0.55 0.95 0.75 0.85 0.55 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Smoker's equation for the calculation of number of equilibrium stages in a continuous binary distillation column is used, when the Number of equilibrium stages required is likely to be very small Feed is not at its bubble point Number of equilibrium stages in only stripping section is to be calculated Relative volatility is close to one (e.g., separation of close boiling isomers) Number of equilibrium stages required is likely to be very small Feed is not at its bubble point Number of equilibrium stages in only stripping section is to be calculated Relative volatility is close to one (e.g., separation of close boiling isomers) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum baffle height should be 3/4 of the tank height Twice the impeller diameter Equal to the impeller diameter Twice the tank diameter 3/4 of the tank height Twice the impeller diameter Equal to the impeller diameter Twice the tank diameter ANSWER DOWNLOAD EXAMIANS APP