Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Complete back mixing Laminar flow Eddy diffusivity = 0 Plug flow Complete back mixing Laminar flow Eddy diffusivity = 0 Plug flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering run) would be around 60 350 200 5 60 350 200 5 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 0.5 nth (1/n)th nth 1.5 nth 0.5 nth (1/n)th nth ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Is of high specific gravity Containing suspended solids flows at low velocity Is highly viscous Containing suspended solids flows at high velocity Is of high specific gravity Containing suspended solids flows at low velocity Is highly viscous Containing suspended solids flows at high velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to a shell and tube heat exchanger. Disk and doughnut baffle is the most commonly used baffle The maximum unsupported tube span is generally about 75 times tube diameter, but is reduced to about 60 times for aluminium, copper & alloys of these The minimum value of baffle spacing is 50 mm The maximum value of baffle spacing is equal to the I.D. of the shell Disk and doughnut baffle is the most commonly used baffle The maximum unsupported tube span is generally about 75 times tube diameter, but is reduced to about 60 times for aluminium, copper & alloys of these The minimum value of baffle spacing is 50 mm The maximum value of baffle spacing is equal to the I.D. of the shell ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/ph (ph - dh)/dh (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/ph (ph - dh)/dh ANSWER DOWNLOAD EXAMIANS APP
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