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abbyisaprincess
 2 years 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
abbyisaprincess
 2 years 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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RafaelNeumann
 2 years ago
Best ResponseYou've already chosen the best response.0Impulse changes the momentum.

MayankD
 2 years ago
Best ResponseYou've already chosen the best response.1Impulse = change in momentum. I=450(10)450(6) =1800
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