Process Equipment and Plant Design At equal mass velocities, the values of film co-efficients for gases as compared to that for liquids are generally. Unpredictable Higher Lower Same Unpredictable Higher Lower Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Raschig rings Lessig rings Cross-partition rings All of these Raschig rings Lessig rings Cross-partition rings 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 = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3 Q0.36 . μ0.88 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 Rate of filtrate delivery is inversely proportional to the Both A & B Cake & filter medium resistance Viscosity of filtrate Filtering area & the pressure difference driving force Both A & B Cake & filter medium resistance Viscosity of filtrate Filtering area & the pressure difference driving force ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of steam in pipes is __________ m/sec. 1-5 80-100 0.1-0.5 10-20 1-5 80-100 0.1-0.5 10-20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure Remains same Decreases May increase or decrease depending upon the solubility of the gas in the liquid Increases Remains same Decreases May increase or decrease depending upon the solubility of the gas in the liquid Increases ANSWER DOWNLOAD EXAMIANS APP
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