M

Mr. Dubey • 52.30K Points
Coach 

Q. Upset butt welding is majorly used in the making of automobile parts.

(A) true
(B) false
(C) ---
(D) ---
Correct : Option (B)

Explanation: 
 upset butt welding is mainly used for the manufacture of welding bars, rods, wires or tubing. for the manufacture of automobile parts, such as axles, wheels or frames, flash butt welding is extensively used.

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