TRADESMAN---PLUMBING---TECHNICAL-EDUCATIONPLUMBER Related Question Answers

1. Brass is an alloy of:

2. What is the disadvantage of GI pipe?

3. Which valve is provided at intervals in long mains to prevent hack pressure on the pump and in raising lines to prevent backtlow of water ?

4. What distribution system is suitable for towns growing irregularly ?

5. Spun Iron pipes used in water supply shall confirm to IS Number is :

6. What fittings are used in pipelines, that easy to dismantle and repair ?

7. Which vice is used for holding round sections of metals, tubes and pipes ?

8. Soft solders whose melting points are below :

9. The try square is used to :

10. Calipers are classified according to their :

11. Metals which contain Iron as major content are called :

12. Which is used to cut external threads on cylindrical work pieces ?

13. Melting point of Bronze is :

14. Rolling thin layer of metal on to a base metal is known as :

15. Ordinary Portland cement is available in, How many grades ?

16. __________C.I. cover provided for manholes constructed within width of road under vechicular traffic.

17. Minimum size of a bibcock is :

18. Which valve is provided at the bottom of suction pipe for holding water in the suction pipe ?

19. Floor trap is also known as :

20. Commode is known as :

21. Advantage of P.V.C. pipe is :

22. Which system is also known as combined gravity and pumping system ?

23. Shovel is designed by its :

24. How many systems are adopted in plumbing of drainage work in a building ?

25. What test is applied to check the alignment and condition of the inside of the pipes ?

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