Rotational Motion & Torque
Why is it easier to open a door from the handle than the hinge? This section translates the laws of linear motion into the world of rotation, covering angular kinematics, moment of inertia, and the turning forces known as torque.
Core Concepts
Understand angular variables, rotational kinetic energy, and how torque causes angular acceleration. Click on a concept to explore the mechanics of rotation.
Essential Skills
Master the conversion between linear and angular quantities, calculate net torque, and apply the principles of angular momentum conservation to spinning systems.
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Practice Problems
Challenge yourself with problems involving rolling motion, pulley systems with mass, and the equilibrium of rigid bodies.
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