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 = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 3.9 Q0.45 ρ0.13 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If 'D' is the inside diameter of the shell of a shell and tube heat exchanger, then the baffle spacing is usually in the range of D/5 or minimum 2" to D None of these D/2 or minimum 2" to 5D D/5 or minimum 2" to 5D D/5 or minimum 2" to D None of these D/2 or minimum 2" to 5D D/5 or minimum 2" to 5D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A rivetted joint does not fail by __________ of rivets. None of these Tearing Shearing Tearing of the plate across a row None of these Tearing Shearing Tearing of the plate across a row ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lug support is Same as bracket support All of these The most suitable for thick vertical vessel Provided usually for vessels of much smaller height than skirt supported vessels Same as bracket support All of these The most suitable for thick vertical vessel Provided usually for vessels of much smaller height than skirt supported vessels ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A head comprises of straight flange section, corner torus, section and central dished section. Crown radius and knuckle radius in a head is related respectively to the Central dished section and corner torus section Corner torus section and central dished section Central dished section and straight flange section Straight flange section and corner torus section Central dished section and corner torus section Corner torus section and central dished section Central dished section and straight flange section Straight flange section and corner torus section ANSWER DOWNLOAD EXAMIANS APP
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 5 35 55 20 5 35 55 ANSWER DOWNLOAD EXAMIANS APP
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