M

Mr. Dubey • 52.30K Points
Coach

Q. Which of the following welding process in which two pieces to be joined are overlapped and placed between two pointed electrodes?

(A) seam welding
(B) resistance welding
(C) projection welding
(D) spot welding
Correct : Option (D)

Explanation:
 spot welding is the simplest and most used resistance welding process. welding may be performed by means of single (most common) or multiple pairs of electrodes (as many as a hundred or more), and the required pressure is supplied through mechanical or pneumatic means.

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