M

Mr. Dubey • 52.30K Points
Coach 

Q. Residual stresses are always added in the load stresses and hence are always harmful.

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

Explanation: 
 residual stresses may be beneficial when they are opposite to load stresses and hence are subtracted from load stresses.

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