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Impulse experienced

  1. May 30, 2007 #1
    im reviewing for my final tomorrow, and there is a question that asks for the impulse experienced if a 70kg person lands on firm ground and stops after jumping from a height of 5m. what equation should i use to solve this?
  2. jcsd
  3. May 30, 2007 #2


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    Start with writing down the equation for impulse. Impulse= ???
  4. May 30, 2007 #3
    i dont know the equation for impulse, thats my main problem :P
  5. May 30, 2007 #4


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    I = \Delta p = F\Delta t

    Where I is impulse, and p is momentum.

    So impulse is a change in momentum, or the product of a force and the time period over which it acts.
    Last edited: May 30, 2007
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