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Lv 4
? asked in Science & MathematicsPhysics · 1 decade ago

estimate the speed of the car just before braking in m/s?

In coming to a stop, a car leaves skid marks 90 m long on the highway. Assume a deceleration of 7.20 m/s^2

1 Answer

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  • Anonymous
    1 decade ago
    Favorite Answer

    v^2 = 2*a*s

    you know a and you know s, solve for v

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