M

Mr. Dubey • 52.30K Points
Coach 

Q. When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is

(A) Bending stress only
(B) A combination of torsional shear stress and bending
(C) Direct shear stress only
(D) A combination of bending stress and direct shear stress
Correct : Option (A)

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