for a solid shaft,the area moment of inertia is (pi*d^4) / 64 or (pi*d^4) / 32 ?? i mean in bending and buckling case.(adsbygoogle = window.adsbygoogle || []).push({});

ihave two formulas but don't know which one is correct??

does anybody has those formulas for other cross sections ??

pls help

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Solid shaft

**Physics Forums | Science Articles, Homework Help, Discussion**