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Mechanic Auto Body Repair Practice Test: Welding and Cutting practices
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Mechanic Auto Body Repair Practice Test: Welding and Cutting practices
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25 Questions

1. Which is the composition of solder?
2. Why it is necessary to disconnect vehicle battery before a MIG welding operation?
3. Which type of metal requires oxidising flame in oxy- acetylene welding?
4. Which type of welding process is lower distortion of components?
5. Which metal coating is provided on a MIG welding wire?
6. Which valve is to be closed first to extinguish the flame in oxy-acetylene welding?
7. Which part of the MIG welding equipment connected to the wire feeder?
8. Which gas mixture is employed in MIG brazing of automobile body repair?
9. Which solution is suitable for gas leak test in oxy- acetylene gas welding?
10. What is the range of MIG weld wire diameter?
11. What is the MIG torch angle usually maintained on either side of the vertical position?
12. Which colour of hose used for acetylene gas connection?
13. Which type of welding process not requires the filler material for joining thin sheets?
14. What is the upper critical temperature limit of steel?
15. Which type of gas cylinder is black colour painted?
16. Which is the destructive testing of MIG butt weld?
17. What is the maximum thickness limit of metal sheet used for MIG welding?
18. Which gas mixture is used as shielding gun in auto body MIG welding?
19. How do you prevent burn through in a MIG welding on a autobody panel?
20. Which type of welding process applied to construct automobile roof panel and fuel tank?
21. What is the colour of oxygen gas cylinder?
22. What is the percentage of MIG welding heat is always on the positive power out put cable side as per principle of electric circuit?
23. What is the range of temperature in MIG welding zone?
24. What is the pressure range to be applied on the panels joined by resistance spot welding?
25. Which is the safety method for cary the oxy- acetylene gas cylinders?