Question

A steel bar of 100 mm length tapers from 12 mm x 10 mm from one end to 30 mm x 20 mm at the other. If the stress in the bar is not to exceed 100 MPa, find the magnitude of the axial force JAns. 12 kN; 0.2 mm] as 200 GPa. (P). Also find the change in its length. Take E as 200 GPa.​

Answer 1

Answer:

i think it is 40 kn

Explanation:

Answer 2

Answer:

Axial force -12KN

Change in length-0.2mm