chapter vector mechanics for engineers 17 dynamics
m \mathbf{a}_O \] Rotational motion: \[ \sum \boldsymbol{\tau} = I \boldsymbol{\alpha} \] where I is the moment of inertia. 3. Principles of Conservation Linear Momentum: \[ \frac{d}{dt} (m \mathbf{v}) = \sum \mathbf{F} \] Angular Momentum: \[ \frac{d}{dt} \mathbf{