Water Supply Engineering MCQ

Water Supply Engineering MCQ Questions

• 1. What is the most commonly used pump for lifting water in water supply mains?
• 2. What does water supply system include?
• 3. Percussion drilling is unsuitable in .......
• 4. Disinfection of water with ozone is not good because ...........
• 5. The efficiency of sedimentation tank does not depend upon
• 6. What is the main process to purify water by filtration?
• 7. What is the period of cleaning of a slow sand filter?
• 8. The maximum hourly consumption, is generally taken as ...........
• 9. What does the city supply include?
• 10. Rapid gravity filter can only remove turbidity of water up to 50 gm/liter.
• 11. the bacteria which require oxygen for their survival is known as .........
• 12. What is the most commonly used chemical for the dechlorination of water?
• 13. The cast iron pipes for water supply system are used for ow maintenance cost.
• 14. What is the maximum permissible hardness for public supplies?
• 15. What is the most important method for calculating discharge for planning a water supply project?
• 16. Air binding is caused due to excessive ........ in a rapid sand filter.
• 17. What is the economic diameter of the pipe, If the discharge of a pump is 0.16 cumecs?
• 18. Which of the following joint is used for joining the plain ends of cast iron pipes?
• 19. The most important source of water for public water supply is from Rivers.
• 20. How much is the diameter of pipes in bathrooms and lavatories in the domestic water supply?