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6 April, 01:18

A cart rolling down an incline for 5.0 seconds has an acceleration of 4.0 m/s. If the cart has an initial speed of of 2.0 m/s, what's its final speed.

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Answers (2)
  1. 6 April, 02:36
    0
    22m/s

    Explanation:

    V = u + at

    = 2 + (4x5)

    = 2 + 20

    = 22m/s
  2. 6 April, 04:35
    0
    Applying

    v=u+a. t

    (all the symbols are bearing their conventional meaning)

    Here, u=2ms-1, t=5, a=4ms-2

    So, v=2+4⋅5=22ms-1

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