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Plumber Practice Test: Pumps, Cocks and Valves
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Plumber Practice Test: Pumps, Cocks and Valves
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25 Questions

1. Which water supply distribution system is for a locality of town is divided into square or circular blocks??
2. Which pumps out water contained mud, silt etc?
3. What is the maximum suction depth of an airlift pump?
4. Which pump works with no valves at all?
5. What is the disadvantage of a centrifugal pump?
6. What is the part marked as X in water tap?
7. Which valve is used for removing mud and sludge from the reservoir?
8. What pump is used for small discharge and high pressure head?
9. What is the advantage of mono block pump set?
10. Which pump is operated by compressed air?
11. Which dissolved impurities causes rotten egg odour??
12. Which causes the corrosion in iron with hardness in water and red colour?
13. What is the vertical distance between a pump and water source level?
14. Where the suction pipe is connected to a pump?
15. Which pump have the suction pipe and pressure in the inlet side?
16. Which dissolved impurities cause mottled enamel of teeth in contaminated well water?
17. Which side of the basin hot water connection is made while hot and cold water supply is available?
18. Which water supply distribution system is used for planned cities with road of rectangular pattern?
19. What is the another name for water tap?
20. Which pump consists of more than one impeller?
21. Which distribution system is used for the source of water carried to the treatment plant through pipes and earthen channel to elevated reservoir?
22. Which type of centrifugal pump does not require priming?
23. Why is it necessary to fix a non return valve in the vertical delivery line of a pump?
24. What is filling of water in the suction pipe to pump before pumping?
25. Which system is used for distribution of water pumped directly to achieve the required pressure?

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