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March 28, 2017

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A woman driving at a speed of 23 m/s sees a deer on the road ahead and applies the brakes when she is 210 m from the deer. If the deer does not move and the car stops right before it hits the deer, what is the acceleration provided by the car's brakes?

  • Physics - ,

    average speed (Va) is __ (23 + 0) / 2

    time (t) is distance/speed __ 210 / Va

    acceleration is speed change/time
    __ (0 - 23) / t

  • Physics - ,

    lalala

  • Physics - ,

    23

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