Water Supply Engineering Online Test – Multiple Choice Questions and Answers

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

2. Pick up the correct statement from the following :

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

4. Sluice valves are fitted in a distribution system

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

6. The prescribed hardness limit of potable water ranges between

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. Rapid gravity filter can only remove turbidity of water upto

10. Mostly used coagulant, is