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19 January, 01:08

A car accelerates at a rate of 3.0 m/s2. If its original speed is 8.0 m/s, how many seconds will it take the car to reach a final speed of 25.0 m/s?

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Answers (1)
  1. 19 January, 02:25
    0
    5.7 s

    Explanation:

    Given:

    a = 3.0 m/s²

    v₀ = 8.0 m/s

    v = 25.0 m/s

    Find: t

    v = at + v₀

    25.0 m/s = (3.0 m/s²) t + 8.0 m/s

    t ≈ 5.7 s
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