Question

the Young's modulus of brass is 10 to the power 11 Newton per metre square find the increase in energy of rod of brass of cross sectional area 10 to the power minus 4 metre square and length 0.1 metre when it is compressed along its length with the force of 10 kg wt​

Answer 1

$4.81 \times 10 { - 5}joules$

Explanation:

kindly refer to attachment for steps