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Help Needed Immediately

  1. Jul 19, 2005 #1
    q. water flows over niagra falls which is 128m high at an average rate of 1.67e6 Kg/s. The acceleration due to gravity is 9.81. If half of the potential energy of this water were converted in to electrical energy how much power will be produced by these falls.

    Please help asap

    MY work: PE/s = m. g. h
    1.67e6 Kg/s . 9.81 . 128
    2096985600 J/s
    Ans/2
     
  2. jcsd
  3. Jul 20, 2005 #2

    mukundpa

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    Homework Helper

    what is wrong in it?
     
  4. Jul 20, 2005 #3

    HallsofIvy

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    What is your question??
     
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