engineering recuitment BHEL Engineer Trainee Mock Test 2025 Strength of Materials Simple Stress and Strain Stress and Strain
A metal rod has a diameter of 8 mm and a true stress-strain relationship is given by \({\sigma } = 900 \times \epsilon^{0.6}\) is under the action of tensile loading. The minimum diameter in mm that can be achieved is:
1
8.54
2
4.76
3
5.92
4
3.87