Topic — Rotational motion of rigid bodies, torques and angular momentum.
Present in chapters
07
Linked atoms
71 linked atoms.
07 Rotational dynamics
- Angular acceleration
- Full translation–rotation analogy
- Case 1: inelastic collision with a pivoted rod
- Case 2: elastic collision with a pivoted rod
- Case 3: elastic collision with a free rod on a rail
- Rolling bodies
- Disc with an unwinding cord
- Worked exercise — optimal height for the cue strike
- Worked exercise — projectile against a pivoted rod
- Worked exercise — sphere rolling down a slope
- The angular-momentum exchange diagram
- Moment of inertia: a mass with a memory of its shape
- Angular impulse
- The conservation law
- The billiard ball: where to strike?
- The skater pulling in her arms
- The translation–rotation symmetry
- The common scheme
- Moment of inertia
- Problem — Acceleration of a wheel on an inclined plane
- Problem — Pivoted rod falling from horizontal
- Problem — Atwood machine with a massive pulley
- Problem — Bicycle and the gyroscopic effect
- Problem — Pulley with two masses
- Problem — Given α, find the torque
- Problem — Disc with an unwinding cord
- Problem — Rotating disc struck tangentially
- Problem — Energy of a flywheel
- Problem — What-if physics: angular momentum not conserved
- Problem — What-if physics: invariant moment of inertia
- Problem — The boomerang that returns
- Problem — The skater pulling in
- Problem — Reading a flat L(t) graph
- Problem — Angular momentum of the Earth’s spin
- Problem — Orbital angular momentum of the Earth
- Problem — Moment of inertia of a rod
- Problem — Moment of inertia of a solid sphere
- Problem — Torque of the wrench
- Problem — Moment of a force
- Problem — Torque of a 25 cm wrench
- Problem — Rectangular torque pulse and L(t)
- Problem — New angular velocity of a skater
- Problem — Bowling ball and contact point
- Problem — Why the skater spins faster
- Problem — Solid or hollow, which wins
- Problem — Double-radius pulley
- Problem — Which ω(t) for a braked disc
- Problem — Ranking of the moments of inertia of three cylinders
- Problem — Ranking of four rolling objects
- Problem — Ranking of ω at equal angular momentum
- Problem — Pure rolling of a ring
- Problem — Wheel at 40 rpm
- Problem — Light wheels of racing bicycles
- Problem — Rolling sphere, velocity at the base
- Problem — Fermi estimate: tyre on the motorway
- Problem — König’s theorem for kinetic energy
- Problem — Three regimes of ω(t)
- Problem — Slowing top and nutation
- Problem — Top and precession
- Problem — Diver and pirouette
- Problem — Angular velocity of the minute hand
- Problem — True or false on angular momentum and inertia
- Problem — True or false on the moment of inertia
- Problem — Initial ω of a skater
- Pulleys with mass
- Double-radius pulley
- When it is conserved: choosing the pole
- When to use L = Iω and Ekin = ½Iω²
- Summary of the conservation laws
- Newton’s second law for rotation
- Collision of a projectile with a rod