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Rotational Motion Problem - 6

  1. Dec 16, 2013 #1
    Hi friends,
    Please help me in solving this problem, I'll appreciate the help.

    The problem is as:


    Attempt -


    Thank you all in advance.
  2. jcsd
  3. Dec 16, 2013 #2


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    You forgot to convert 3000 rpm to radians/s.
  4. Dec 17, 2013 #3
    No haruspex,

    I have converted it in the second last line.
    Please see.
  5. Dec 17, 2013 #4


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    Looks to me like you converted rpm to revs/sec, and you converted n revolutions to 2nĪ€ radians, but I don't see any conversion from revolution rate to radian rate. (The pi's should cancel.)
  6. Dec 17, 2013 #5
    The problem has been cleared.
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