Question

ques. no.8 If work done in stretching a wire by 1mm is 2J, the work necessary for stretching another wire of same material, bu
with double the radius and half the length by 1mm in joule is -
(A) 1/4
(B) 4
(C)8
(D) 16​

Answer 1

Option B)4 is correct.

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Answer 2

Answer:

(D)

Explanation:

16 is the correct answer