M

Mr. Dubey • 52.30K Points
Coach 

Q. In friction welding process, materials are joined by            motion between materials.

(A) rectilinear
(B) rubbing
(C) translatory
(D) brownian
Correct : Option (B)

Explanation: 
 friction welding is a solid-state joining process that produces coalescence in materials, using the heat developed between surfaces through a combination of mechanically induced rubbing motion and applied load. the resulting joint is of forged quality.

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