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Homework Help: Explosion (q34)

  1. Nov 7, 2007 #1
    "Explosion" (q34)

    I have not sure how to get started with this question:

    Hope that anybody can help.
  2. jcsd
  3. Nov 7, 2007 #2

    Doc Al

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    Staff: Mentor

    What conservation law applies in the case of an explosion?
  4. Nov 7, 2007 #3
    I see, followed is the working:

    let direction of one of the particles with 20m/s as x direction
    in x direction
    in y direction
    0= 0 +2*20*sin60+2Vy

    ke=0.5*2*(20^2+20^2+34^2)=2.0KJ, answer is c.
  5. Nov 7, 2007 #4
    Is it correct?
  6. Nov 7, 2007 #5


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    Homework Helper

    I agree with your answer.
  7. Nov 7, 2007 #6
    I see, thanks for the confirmation :)
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