write short note on Coagulation-flocculation
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- Question 4 of 13 -/8 View Policies Current Attempt in Progress Three liquids that will not mix are poured into a cylindrical container. The volumes and densities of the liquids are 0.607 L, 2.60 g/cm³; 1.13 L, 1.18 g/cm3; and 0.357 L, 0.634 g/cm3. What is the force on the bottom of the container due to these liquids? One liter = 1L = 1000 cm?. (Ignore the contribution due to the atmosphere.) Number i Units I!Quèstion 28 A gutter with trapezoidal cross section is to be made from a long strip of metal that is 22 cm wide, by bending the edges. If the base is to be 14 cm, what width at the top will give the maximum carrying capacity? Express your answer in whole number «< Question 28 of 50 A Moving to another question will save this response. acer F11 F12 Pause Del Home FZ F8 F9 F10 PrtSc F5 F6 Scr Lk SysRa Break Ins Coa % - Backsp 5 € 6 7 8 9 E G H. K В N MA juice box measures 6.4 cm (W) by 4.0 cm by 10.5 cm(H). It contains 250 ml of juice. The straw height (distance from the bottom of the box to the spout) is (H)+0.5 cm. The straw diameter is approximately 1.6 cm(D). I KNOW THIS IS NOT EXACTLY HOW THIS WORKS, but assume the box does not deform very much and treat my nephew squeezing the juice box as if we are adding a little pump to the system. If the applied head from my nephew's hand is (40) cm(P), what is the exit velocity out of the straw? State all your assumptions. H am
- Which of the following cannot be considered as technology or technology was not applied? I. Water refilling process II. Water in the ocean III. Water remediation IV. Water in your drinking tumbler a.II only b.IV only c.None of the above d.All of the aboveI 4G !!: Outlook A moodle1.du.edu.om P Flag question A water sample contains 6.35 mg/L of calcium (Ca), 7.3 mg/L of magnesium (Mg) and sodium (Na) of 21 mg/L. What is the concentration of magnesium in (meq/L) Select one: a. 5.98 b. None c. 0.598 O d. 0.0598 Previous page Next page ( Chapter (3) = Water Supply and Water Treatment Jump to... Quiz navigation IISanitary engineering laboratory The residual chlorine (Free chlorine) test write about everything The residual chlorine
- haccp plan of hazard analysis of set yogurt Hazard Number Identified Hazard & Source Type of Hazard(B/C/P) Preventative MeasureDescribe briefly the nature and operation of dissolved air flotation used in drinking water treatment. Use sketches where appropriate.Sanitary Engineering laboratory "jar test " Why is alum preferred to other coagulants? What is the difference between coagulation and flocculation? What are coagulant aids? Write the significance of pH in coagulation using alum. Discuss the importance of finding the optimum dosage.