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Pressure on table Question

  1. May 7, 2010 #1
    1. A vertical force of 30N is applied uniformly to a flat button with a radius of 1cm that is lying on a table. Estimate the pressure applied to the button



    2. P=F/A



    3. P=F/A= 30/(3.14)(r)^2
     
  2. jcsd
  3. May 7, 2010 #2

    tiny-tim

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    Welcome to PF!

    Hi alsemmelink! Welcome to PF! :smile:

    (try using the X2 tag just above the Reply box :wink:)
    That's the correct formula …

    so what answer do you get (and remember to be careful about the units)? :smile:
     
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