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ParthKohli

A bullet of mass \(\rm 8 g\) moving with velocity \(\rm 400 ms^{-1}\) gets embedded in a freely suspended wooden block of mass \(\rm 800 g\). What is the velocity acquired by the block?

  • 11 months ago
  • 11 months ago

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  1. ParthKohli
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    I keep getting \(\rm 4 ms^{-1}\) but my course module says it's \(3.96 \rm ms^{-1}\).

    • 11 months ago
  2. ParthKohli
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    @Mashy

    • 11 months ago
  3. Mashy
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    momentum conservation 8 X 400 = 808 X (velocity of wooden block)

    • 11 months ago
  4. Mashy
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    you forgot to consder the masss of the bullet in the wooden block :P

    • 11 months ago
  5. ParthKohli
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    OMG, wait...

    • 11 months ago
  6. ParthKohli
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    Let me try that.

    • 11 months ago
  7. ParthKohli
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    I'm a newb. Thanks!

    • 11 months ago
  8. Mashy
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    newb? :O.. you have 99 smartscore

    • 11 months ago
  9. ParthKohli
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    Yeah. SmartScore is just a number. No wait, SmartScore is a word.

    • 11 months ago
  10. Mashy
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    :P

    • 11 months ago
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