Find the modulus of elasticity of rod, which tapers uniformly from 15 mm to 7.5 mm diameter in length of 175 mm. The rod is subjected to an axial load of 2.75 kN and extension of the rod is 0.0125 mm.
1
5.25 × 105 N/mm2
2
4.70 × 105 N/mm2
3
4.35 × 105 N/mm2
4
4.00 × 105 N/mm2