Physical Science

The brakes of a care are applied to give it an acceleration of -3m/s^2. The car comes to a stop in 5 s. What was its speed when the brakes were applied?

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asked by Sheryl
  1. Vf = Vo + at = 0,
    Vo = -at = - (-3)*5 = 15m/s.

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    posted by Henry

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