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Lecture 47: Work/Energy problem with Friction

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Lecture Details :

A conservation of energy problem where all of the energy is not conserved.

Course Description :

Projectile motion, mechanics and electricity and magnetism. Solid understanding of algebra and a basic understanding of trigonometry necessary.

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  1. Introduction to motion
  2. Introduction to motion (part 2)
  3. Introduction to motion (part 3)
  4. Projectile motion (part 1)
  5. Projectile motion (part 2)
  6. Projectile motion (part 3)
  7. Projectile motion (part 4)
  8. Projectile motion (part 5)
  9. Projectile motion (part 6)
  10. Projectile motion (part 7)
  11. Projectile motion (part 8)
  12. Projectile motion (part 9)
  13. Projectile motion (part 10)
  14. 2 dimensional projectile motion (part 1)
  15. 2 dimensional projectile motion (part 2)
  16. 2-dimensional projectile motion (part 3)
  17. 2 dimensional projectile motion part 4
  18. 2-dimensional projectile motion part 5
  19. Optimal angle for a projectile part 1
  20. Optimal angle for a projectile part 2 - Hangtime
  21. Optimal angle for a projectile part 3 - Horizontal distance as a function of angle (and speed)
  22. Optimal angle for a projectile part 4 Finding the optimal angle and distance with a bit of calculus
  23. Newton's First Law of Motion
  24. Newton's Second Law of Motion
  25. Newton's Third Law of Motion
  26. Newton's Laws Problems (part 1)
  27. Newton's Laws Examples (part 2)
  28. Newton's Laws
  29. Newton's Laws and vectors
  30. Force with Vectors
  31. Introduction to Tension
  32. Tension (part 2)
  33. Mass on Inclined Plane
  34. Introduction to friction
  35. Friction on an inclined plane
  36. A more complicated friction/inclined plane problem
  37. Tension in an accelerating system and pie in the face
  38. Moving pulley problem (part 1)
  39. Moving pulley problem (part 2)
  40. Introduction to Momentum
  41. Momentum: Ice skater throws a ball
  42. 2-dimensional momentum problem
  43. 2-dimensional momentum problem (part 2)
  44. Introduction to work and energy
  45. Work and Energy (part 2)
  46. Conservation of Energy
  47. Work/Energy problem with Friction
  48. Introduction to mechanical advantage
  49. Mechanical Advantage (part 2)
  50. Mechanical Advantage (part 3)