Water Supply Engineering Online Test – Multiple Choice Questions and Answers

1. Mostly used coagulant, is

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

5. The prescribed hardness limit of potable water ranges between

 
 
 
 

6. Sluice valves are fitted in a distribution system

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

10. Pick up the correct statement from the following :

 
 
 
 

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