Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 5-7.5 2.5-3.0 10-12.5 15-20 5-7.5 2.5-3.0 10-12.5 15-20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multiple effect evaporator system having 'n' effects, the amount of water evaporated per unit surface area in approximately equal to __________ times that in a single effect. 1.5 nth (1/n)th nth 0.5 nth 1.5 nth (1/n)th nth 0.5 nth ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of steam in pipes is __________ m/sec. 80-100 1-5 0.1-0.5 10-20 80-100 1-5 0.1-0.5 10-20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The safe height (h) to diameter (d) ratio (i.e., h/d) for liquid/petro fuel storage tank of capacity more than 45 kilolitres is less than 2 3.5 3 1 2 3.5 3 1 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 = 3.9 Q0.45 . μ0.95 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3.9 Q0.45 ρ0.13 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Apex angle of conical heads used in the bottom heads of chemical process equipments is usually 30° 60° 45° 75° 30° 60° 45° 75° ANSWER DOWNLOAD EXAMIANS APP
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