Eamcet - Physics - Heat

If the work done in stretching a wire by 1mm is 2J,the work necessary for stretching another wire of same material but with double radius of cross-section and half the length by 1mm(in joule) is:

A.  16

B.  8

C.  4

D.  1/4

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Correct Answer :

16



Explanation :
No Explanation available for this question