Process Equipment and Plant Design In packed towers provided with saddle packing, liquid redistributors are positioned at every __________ times column diameter or 6 metres whichever is less. 43959 43864 44119 20-25 43959 43864 44119 20-25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a given design of bubble cap, the number of bubble caps to be used per tray is set by the Allowable gas velocity through the slots Diameter of the column Plate spacing All of these Allowable gas velocity through the slots Diameter of the column Plate spacing All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For turbulent flow (NRe > 2100) of low viscosity fluid (μ > 20cp) in steel pipes, the optimum inside pipe diameter is given by(where, Q = fluid flow rate, ft³/sec.ρ = fluid density, lb/ft³ μ = fluid viscosity, centipoise Di = optimum inside pipe diameter, inches) Di, opt = 3 Q0.36 . μ0.88 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3.9 Q0.45 ρ0.13 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of distillation column, the vapour is not distributed uniformly among the bubble caps, primarily because of the Lower skirt clearance Small downcomer liquid seal Lower static submergence Liquid gradient on the tray Lower skirt clearance Small downcomer liquid seal Lower static submergence Liquid gradient on the tray 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 outer surface At the inner surface At the mid thickness of the cylindrical wall None of these At the outer surface At the inner surface At the mid thickness of the cylindrical wall None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 7.5-10.0 3.5-5.5 44119 1.5-2.5 7.5-10.0 3.5-5.5 44119 1.5-2.5 ANSWER DOWNLOAD EXAMIANS APP