1. Terminal velocity equation for falling skydiver doesn't work for empirically determined values

  2. Hooke's Law unclear understanding
  3. Why $N = mg(\cos \theta) - ma_c$ and not only $N = mg(\cos \theta)$ ? (problem with box sliding on sphere)
  4. What is the minimal friction force required in order for a ball on an incline to roll without slipping?

  5. Pitch calculation formula

  6. Why is my application of conservation of momentum in this problem wrong?

  7. What is the specific source(s) of sliding kinetic friction

  8. Visualizing Tension in FBD -- Rope With Mass
  9. Unit vector derivative
  10. Reason for body attached to a string being in free fall?

  11. Would steam engines be possible at zero atmospheric pressure
  12. DRAG and WIND - I cant solve this non-linear differential equation
  13. Explain cantilever dynamics of first mode

  14. A uniform rod of mass m and length L is supported horizontally by my two fingers. of the rod and the rod slides by either one of its end.?
  15. What will coefficient of restitution of circular wall be?

  16. Confusion about an application of Newton's third law
  17. Motion (Newtonian Mechanics)

  18. Modelling the movement and jumps of a chalk while drawing a dashed line on a blackboard

  19. Ballistic Motion with Drag - Stuck - Please Help
  20. Does work done depend on the frame of reference?
  21. work of spring tied to moving object
  22. What is the "displacement" of the object in the definition of work?

  23. Newton Second Law's Acceleration
  24. Does tension in the string of a pulley depend on the angle made by the rope?

  25. Is work done against a field when the forces match?

  26. Are Newton's three laws of motion correct?

  27. Pascal law: perspective from newtons law and forces
  28. Which forces does work on a conical pendulum?
  29. On the definition of work

  30. Potential energy of springs and gravity, and work of a force

  31. Flat Earth experiment, but with gyroscope
  32. Predicting period of uniform circular motion
  33. Circular motion and Newton's law
  34. Characteristics of a tight string

  35. Why do we not care about force from the string on a pendulum or the normal force when skating down a ramp?

  36. How much fuel is needed for a constant-acceleration rocket?

  37. Work/Energy per distance

  38. Whats the difference between an object going down a dip and going up a hump, both of the same size?
  39. A satellite describe an elliptical orbit about a planet. Determine radius of curvature of orbit at perigee and apogee

  40. Equations of motion for elastic pendulum

  41. Freight car problems
  42. For a beam jointed with swing below, determine the bending moment and a section where it occurs
  43. Finding the free body force diagram of this diagram
  44. More on the closed-form for a simple pendulum

  45. Orbital elevators and the Coriolis effect
  46. Why is rotational kinetic energy related with the radius of rotation?

  47. Does conservation of momentum still apply if we use Earth as a reference point?

  48. In which direction does the friction act in a circular motion?

  49. Placing a mass between two masses at a necessary distance to balance out gravitational forces

  50. How to find center of mass of paper airplane?

  51. Solving gravitational acceleration by water draining from a partial cone

  52. Newton- Euler Rigid Body

  53. Does leaning (banking) help cause turning on a bicycle?
  54. Static friction free body diagram on a flat plane

  55. Orbital mechanics and rocketry: Is it ever a good idea to intentionally lower periapsis?

  56. Details of the rotation of the rigid body

  57. What is the expression for the velocity of these particles when they pass right over the vertices of an equilateral triangle on side 2a?

  58. Does zero work mean no energy transfer in a circular orbit?

  59. Why when opening parachute, the man doesn't go upwards?

  60. Predicting contact time and COR (coeff of restitution) for a cricket ball and pitch

  61. Do the cold welds that cause static friction also affect the lifting force?

  62. Massless rods and normal forces in oppsite direction (Krotov Mechanics, 1.58)
  63. Trajectory with air resistance angle to hit target

  64. Rolling vs Sliding

  65. Loop the Loop in non-inertial frame

  66. How is there kinetic energy without work?
  67. Angular Acceleration of a Pendulum

  68. Is this derivation for schwarzschild radius for a black hole of mass $M$ correct?

  69. Energy Exchange between rest and motion

  70. Is the centripetal force the "biggest" force acting on an object moving in a circle?

  71. Why do people float inside space station in space?
  72. Work done by friction between two bodies with different velocities

  73. Imagine we dropped a pen from the height of $h$, and the pen hit the corner of the table with the velocity of $v$ strongly

  74. Derivation of Simple Harmonic motion equation
  75. Constrained Motion problem

  76. Can anyone explain centrifugation?

  77. How to calculate an object breaking point or force require to break it?
  78. Dynamics of a particle moving in a Straight line (Lift Problems)

  79. dVolume/dt= inflow-outflow and ∇⋅𝑣=0
  80. When should you jump off a falling ladder?

  81. Barycentre of two planets and calculating velocity shift
  82. Does this equation make any sense?
  83. Crate pulled on an incline with constant speed. What is the total work done?
  84. How to calculate speed, given potential energy and mass?
  85. How can one conclude upward force is related to tension in this question?
  86. The velocity of the car on an arbitrarily shaped track
  87. Driven single mode cavity dynamics
  88. Friction and materials

  89. Does Newton's Law of Universal Gravitation work when particles are very close?
  90. What situations in classical physics are non-deterministic?
  91. Feynman's reasoning on gravitational potential energy

  92. Torsional Pendulum

  93. Changing Newton's Cradle

  94. Equation to model change in leverage point
  95. The Impossibility ( or Possibility) of Solving $N$-Body Problem

  96. Has the classical 3-body problem been solved analytically?

  97. Derivation of rocket equation

  98. How to use Newton's second law to derive conservation of momentum and how to use derive conservation of momentum to derive the second law?

  99. How much power to keep an object from falling?

  100. why does object moving towards axis of rotation on disk create toque?