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+1 vote
25.2k views
in Physics by (73.7k points)

The work done in stretching a wire by 1mm is 2J. The work necessary for stretching another wire of same material but with double the radius of cross-section and half the length by 1mm is in Joules 

(1) 16 

(2) 8 

(3) 4 

(4)1/4

1 Answer

+2 votes
by (69.0k points)
selected by
 
Best answer

Correct option (1) 16 

Explanation:

W2 = 16 Joules 

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