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How to find the angle from the vertical?

  1. Mar 10, 2009 #1
    I have a question in my homework that I CANNNNOT figure out! it's 40n and feels like 47n when it swings.

    i just want to know the formula i would use to figure out the angle.

    thanks (:
  2. jcsd
  3. Mar 11, 2009 #2


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    Homework Helper

    Welcome to PF!

    Hi xbabybrittyx! Welcome to PF! :smile:
    (i assume this is a physics problem :wink:)

    Hint: centripetal acceleration :smile:
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