Process Equipment and Plant Design __________ tray arrangement is recommended for distillation column having diameter upto 4 ft. Radial flow Split flow Cascade Cross flow Radial flow Split flow Cascade Cross flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Value of Peclet number = 0, is the representative of Laminar flow Eddy diffusivity = 0 Complete back mixing Plug flow Laminar flow Eddy diffusivity = 0 Complete back mixing Plug flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of None of these 20.8 2 20.2 None of these 20.8 2 20.2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Two iron pipes of the same nominal diameter but different schedule numbers will have the same None of these Wall thickness Outside diameter Inside diameter None of these Wall thickness Outside diameter Inside diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure drop due to pipe fittings can be estimated by the equation, ΔP/p = 4f.Le/D.V2/2gc, where, Le = equivalent length of straight pipeline which will incur the same frictional loss as the fitting and D = diameter of the fitting. The value of Le/D (dimensionless) for 45° elbow and 180° close return bends would be respectively around 5 and 10 300 and 500 180 and 300 45 and 75 5 and 10 300 and 500 180 and 300 45 and 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Hole diameter of the seive trays in the distillation column ranges from __________ mm. 12.5 to 18.5 3 to 12.5 4 to 8 L to 3 12.5 to 18.5 3 to 12.5 4 to 8 L to 3 ANSWER DOWNLOAD EXAMIANS APP