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abbyisaprincess

  • one year ago

i give medals! A boat of mass 450 kg drifts along a river at a speed of 10 m/s to the north. What impulse is required to decrease the speed of the boat to 6 m/s to the north? A. 2700 kgm/s south B. 1800 kgm/s north C. 1800 kgm/s south D. 2700 kgm/s north

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  1. RafaelNeumann
    • one year ago
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    Impulse changes the momentum.

  2. MayankD
    • one year ago
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    c 1800

  3. MayankD
    • one year ago
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    Impulse = change in momentum. I=450(10)-450(6) =1800

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