railway RRB JE (CBT I + CBT II) Mock Test 2024 Strength of Materials Shear Stress and Bending Stress
What is the polar section modulus of a solid shaft of diameter D?
1
Zp = \(\frac{{\pi {D^3}}}{8}\)
2
Zp = \(\frac{{\pi {D^2}}}{4}\)
3
Zp = \(\frac{{\pi {D^2}}}{16}\)
4
Zp = \(\frac{{\pi {D^3}}}{16}\)