Question

The ratio of diameters of two wires of same V material is n : 1 The length of each wire is 4m. on applying the same load, the increasing length of thin wire will be(n > 1)

• A. $n^2$ times
• B. n times
• C. 2n times
• D. (2n+1) times

Answer 1

Answer: (A)

$n^2$ times

Answer 2

F $\alpha$ $r^2$