Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Plug flow Eddy diffusivity = 0 Laminar flow Complete back mixing Plug flow Eddy diffusivity = 0 Laminar flow Complete back mixing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 2.5 1.75 3.5 1.25 2.5 1.75 3.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is used to set the diameter of the distillation column? Static submergence Allowable vapour velocity Number of theorectical plates Length of straight rectangular weir on cross-flow tray Static submergence Allowable vapour velocity Number of theorectical plates Length of straight rectangular weir on cross-flow tray 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 Containing suspended solids flows at low velocity Is highly viscous Is of high specific gravity Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is highly viscous Is of high specific gravity Containing suspended solids flows at high velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tubes are fixed to the tube sheet (a thick circular metallic plate) by the method of tube rolling and brazing (non-removable) or ferrule connection (removable). Thickness of the tube, sheet is normally __________ the outside diameter of the tube but in no case it should be less than 22 mm (7/8"). Three fourth 1.5 times Equal to Half Three fourth 1.5 times Equal to Half ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the shell side cross flow area does not depend upon Pitch Baffle spacing None of these Clearance Pitch Baffle spacing None of these Clearance ANSWER DOWNLOAD EXAMIANS APP
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