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A copper wire and steel wire of same dia...

A copper wire and steel wire of same diameter and length are connected end to end and a force is applied which stretches their combined length by 1cm. The two wires will have

A

(A) same stress and strain

B

(B) different stress and strain

C

(C) different stress and same strain

D

(D) same stress and different strain

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The correct Answer is:
D
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