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posted by  Dreamy on 11/20/2009 8:42:09 PM  |  status: Closed  |  Earned Karma: 60

Physics

Course Textbook Chapter Problem Needs by
Classical Physics Inquiry into Physics 6th by Ostdiek, Bord N/A N/A 11/20/2009 at 10:00:00 PM
Question Details:
A runner is going 25 m/s around a curved section of track that has radius of 125m.  What is the runner's acceleration?
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posted by Kevin_08 on 11/20/2009 8:45:01 PM  |  status: Live
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Response Details:
 Given that
 velocity of runner v = 25 m/s
 radius r = 125 m

 
  The runner's acceleration is
            a = v2/r
             = (25 m/s)2/(125m)
            = ----- m/s2
I hope this helps! Best of luck with the rest of your coursework.
Oracle
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posted by zsm28 on 11/20/2009 8:51:27 PM  |  status: Live
Asker's Rating: Lifesaver   
Response Details:
a = v2/r = 252/125 = 5.0 m/s2
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