James Battat

45 Perturbed circular orbits

James Battat

44 Shapes of gravitational two-body orbits

James Battat

43 Central forces, the equation of the orbit

James Battat

42 Central force effective potential an example

James Battat

41 Central force motion with two bodies

James Battat

40 Central force motion

James Battat

39 Particle on a tabletop with a central force

James Battat

38 Bead on a rotating parabolic wire

James Battat

37 Lagrangians, generalized coordinates, forces, momenta and conserved quantities

James Battat

36 Lagrangian mechanics, a five step plan

James Battat

35 Double pendulum Lagrangian

James Battat

34 Integration by parts and the Euler-Lagrange equation

James Battat

33 Calculus of variations

James Battat

32 Simple harmonic motion an example

James Battat

33 Weak damping

James Battat

31 Potential energy and stable equilibrium

James Battat

30 Oscillations about equilibrium

James Battat

29 Potential energy graphs

James Battat

28 Curl and conservative forces

James Battat

27 Work and the line integral some examples

James Battat

26 Energy and work

James Battat

25 Calculating rotational inertia

James Battat

24 Angular momentum example kid on MGR

James Battat

23 Rotational inertia

James Battat

22 Chasles Theorem, the most amazing theorem that you probably never heard of

James Battat

21 Net torque is NOT r cross Fnet

James Battat

20 Angular momentum and the conical pendulum

James Battat

19 Angular momentum depends on choice of origin

James Battat

18 Angular momentum definition and motivation

James Battat

17 Angular momentum cross product review

James Battat