Water Supply Engineering Online Test – Multiple Choice Questions and Answers

1. Sluice valves are fitted in a distribution system

2. The prescribed hardness limit of potable water ranges between

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

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

5. Mostly used coagulant, is

6. Pick up the correct statement from the following :

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

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

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

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