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 = 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 Di, opt = 3 Q0.36 . μ0.88 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for 90° elbow (medium radius) and 90°square elbow would be respectively around 3 and 5 100 and 250 25 and 60 250 and 600 3 and 5 100 and 250 25 and 60 250 and 600 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 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 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 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 0.5 nth nth 1.5 nth (1/n)th 0.5 nth nth ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Shortest distance between two tubes is Called tube pitch None of these Called tube clearance More in case of triangular pitch as compared to square pitch of tube layout Called tube pitch None of these Called tube clearance More in case of triangular pitch as compared to square pitch of tube layout ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thickness of heat transfer plates used in the plate type heat exchanger ranges from __________ mm, pressed in a single piece provided with grooves & corrugations. 3.5 to 7.0 1.25 to 3.125 44055 0.3 to 0.8 3.5 to 7.0 1.25 to 3.125 44055 0.3 to 0.8 ANSWER DOWNLOAD EXAMIANS APP