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+1 vote
1.6k views
in Physics by (24.0k points)

If S is stress and y is Young's modulus of a wire material, then energy stored in the wire per unit volume, is

(a) S2/2Y

(b) 2Y/S2

(c) S/2Y

(d) 2S2Y

1 Answer

+2 votes
by (34.3k points)
selected by
 
Best answer

Correct option (a) S2/2Y

Explanation :

Given : Stress on the wire = S and Young's modulus of the material = Y

Energy stored per unit volume

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