Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Complete back mixing Eddy diffusivity = 0 Plug flow Laminar flow Complete back mixing Eddy diffusivity = 0 Plug flow Laminar flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 7.5-10.0 1.5-2.5 3.5-5.5 44119 7.5-10.0 1.5-2.5 3.5-5.5 44119 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the problem of differential expansion between the shell and tube passes is taken care of by using a Neither A nor B Floating head tube sheet Either A or B U-bend Neither A nor B Floating head tube sheet Either A or B U-bend ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical vessel of moderate height, the weld joint efficiency for joints parallel to the cylinderical axis is given as 1.0, while for joints along the girth (circumference) it is given as 0.8. In calculating the shell wall thickness using code formula for an internally pressurised cylinderical vessel, what value of weld joint efficiency should be used? 0.8 1 (0.8)0.5 0.9 0.8 1 (0.8)0.5 0.9 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a __________ rivetted joint, the number of rivets decreases from the innermost row to the outermost row. Chain None of these Zig-zag Diamond Chain None of these Zig-zag Diamond ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, bubble caps are located on trays with a pitch of __________ times the outside diameter of the caps. 1.5 to 3 1.3 to 2 1.6 to 2 2.5 1.5 to 3 1.3 to 2 1.6 to 2 2.5 ANSWER DOWNLOAD EXAMIANS APP
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