- #1
Neon32
- 68
- 1
To find Moment of inertia, there are 2 rules:
I = ∑m r2
I= ∫ r2 dm
I don't know when to use the first and when to use the second rule.
I = ∑m r2
I= ∫ r2 dm
I don't know when to use the first and when to use the second rule.