Water Supply Engineering Online Test – Multiple Choice Questions and Answers

1. Mostly used coagulant, is

2. Sluice valves are fitted in a distribution system

3. Pick up the correct statement from the following :

4. A water channel supported above the ground over trestles, is generally called

5. The best process of disinfection of public water supply, is by

6. The cast iron pipes for water supply system are used for

7. One degree of hardness of water means a content of salts of

8. The detention period for plain sedimentation water tanks, is usually

9. The prescribed hardness limit of potable water ranges between

10. Rapid gravity filter can only remove turbidity of water upto