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What is radial force ?

  1. Oct 28, 2006 #1
    what is "radial force"?

    Hi. I have a HW question that asks me to find the "radial force" rerquired for someone to stay on a spinning merry-go-round. What is the radial force? thanx.
     
  2. jcsd
  3. Oct 28, 2006 #2

    Doc Al

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    Staff: Mentor

    Radial just means along the direction of a radius of the circle--toward the center. (Radial as opposed to tangential.) FYI, "centripetal" means "toward the center" also.
     
  4. Oct 28, 2006 #3
    Thank you; F_r = m omega^2 r.

    Is it possible to use TeX mathematical expressions on this forum?
     
  5. Oct 28, 2006 #4

    Doc Al

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