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Is it jut me or is there an error in this example?

  1. Nov 20, 2011 #1
    bWLk2.png

    Where did the 50 for the v value come from?
     
  2. jcsd
  3. Nov 20, 2011 #2

    ehild

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    It must be a typo.

    ehild
     
  4. Nov 20, 2011 #3

    D H

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    More likely the 12 m/s was a typo, since 50 as a typo also means that the 410 N (stated twice) were also typos.
     
  5. Nov 20, 2011 #4

    ehild

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    You are right, 12 was the typo :biggrin:

    ehild
     
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