Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Laminar flow Plug flow Complete back mixing Eddy diffusivity = 0 Laminar flow Plug flow Complete back mixing Eddy diffusivity = 0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles may be eliminated for None of these Low viscosity liquids (< 200 poise) Large diameter tanks High viscosity liquids (> 600 poise) None of these Low viscosity liquids (< 200 poise) Large diameter tanks High viscosity liquids (> 600 poise) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A pressure vessel is said to be made of 'thick' shell, if the ratio of its diameter to wall thickness is 20 20 10 10 20 20 10 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Practical dividing line between a ductile and brittle materials is suggested, when the ultimate elongation is about 5%. Generally, larger the knuckle radius, stronger is the corner torus section of a head. The knuckle radius provided should be less than __________ of the head. Either A or B, whichever is smaller 3 times the thickness Either A or B, whichever is larger 6% of I.D. Either A or B, whichever is smaller 3 times the thickness Either A or B, whichever is larger 6% of I.D. ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always >1 1 Equal to the order of reaction < 1 >1 1 Equal to the order of reaction < 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of down take area to cross-sectional area of the tube, for calendria type evaporator ranges from 1.5 to 2 2 to 2.5 0.5 to 1 1 to 1.5 1.5 to 2 2 to 2.5 0.5 to 1 1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
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