Process Equipment and Plant Design Cylindrical storage tanks used for the storage of volatile liquids (e.g., naphtha) have __________ roofs. Conical Flat Floating Fixed Conical Flat Floating Fixed ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of steam in pipes is __________ m/sec. 10-20 80-100 1-5 0.1-0.5 10-20 80-100 1-5 0.1-0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Number of evaporators which can be used in service in a multiple effect evaporation system is limited by the Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Neither A nor B Economic limit reached, when the plant cost exceeds the saving of steam Both A & B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Neither A nor B Economic limit reached, when the plant cost exceeds the saving of steam Both A & B 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 ρ0.13 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3 Q0.36 . μ0.88 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in the number of shell passes, the value of FT Remains same, only if the number of tube passes does not change Remains same Decreases Increases Remains same, only if the number of tube passes does not change Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The distance between the top of the slots and the liquid surface when the static liquid is just ready to flow over the overflow weir is called Downcomer liquid seal Static submergence None of these Skirt clearance Downcomer liquid seal Static submergence None of these Skirt clearance ANSWER DOWNLOAD EXAMIANS APP