Recent content by Julia123

  1. J

    MHB Help with Practice Exercise: Seeking Guidance

    Hello! My professor distributed this problem as a practice exercise but I'm not sure how to go about it. Can someone point me in the right direction? Thank You!
  2. J

    What force is needed to lift a wheel over a bump with given mass and radius?

    the force of gravity also works to create a torque about the pivot. The moment of inertia works against the angular acceleration of the wheel. Do I have to account for both of these things in the torque equation?
  3. J

    What force is needed to lift a wheel over a bump with given mass and radius?

    The pivot point must be the corner of the step right? But what do I do from there? How can I know that the force is perpendicular if the wheel is spinning over the bump and the angle is changing?
  4. J

    What force is needed to lift a wheel over a bump with given mass and radius?

    Homework Statement The question is as follows: How much force should I apply if i want to have a wheel of mass 2kg and radius R to pass over a step with height h, where R is twice as big as h. I attached a picture of the problem for reference. Homework Equations I am not sure but I think I...
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