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31 March, 00:35

A body with v=20m/s changes its speed to 28m/s in 2sec. its acceleration will be

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Answers (1)
  1. 31 March, 01:44
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    Givens

    vi = 20 m/s

    vf = 28 m/s

    t = 2 seconds

    Formula

    a = (vf - vi) / t

    Solution

    a = (28 - 20) / 2

    a = 8/2

    a = 4 m/s^2
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