engineering recuitment ISRO Technical Assistant 2024 Mock Test Strength of Materials Principal Stress or Strain Principle Stress
A body is subjected to a direct tensile stress (σ) in one plane. The shear stress is max at a section inclined at ____ to the normal of the section.
1
45° and 90°
2
45° and 135°
3
60° and 150°
4
30° and 135°