Settling Tank Test – 2

1. In which type of sedimentation, the flocculent suspension of high concentration takes place?

2. The time period for which the water is stored in a sedimentation tank is called _____

3. In a fill and draw type sedimentation tank, a detention period of ____ hours is provided.

4. What is the settling velocity of the particle in the wastewater if its diameter is 2 * 10^-3cm. Given G=2.65, viscosity v=8 * 10^-3cm²/Sec?

5. In which type of sedimentation, the flocculent suspension of the intermediate concentration takes place?

6. When the impurities are separated by the gravitation of settling particles, the operation is called ______

7. How many types of sedimentation tanks are there on the basis of the method of operation?

8. In a rectangular horizontal flow tank, the maximum permissible velocity is ____ m/Sec.