Question

A steel ring of radius r and cross-sectional area A
is fitted on to a wooden disc of radius R (R > r). If
Young's modulus of steel is Y then stress in the
steel ring is

1) RY/r
2) (R-r/r)×Y
3) (r/R-r)×Y
4) (r/R)×Y









​

Answer 1

Answer:

oooooooooooooooooook

Answer 2

Do it by your self okkkkkkkk