Question

9. A wire of 4 m length and 3 x 10-4 m in diameter is
stretched by a force of 0.8 kgf. If the extension
amounts to 1.5 x 10-3 m, calculate the potential
energy stored in the wire.
[Ans. 5.88 x 10-3 j
​

Answer 1

68685+9*839324685342