A runner moves west with an initial velocity of 4 m/s. She accelerates 3 m/s2 for 30 seconds. The runner’s final velocity is m/s.​

Question

A runner moves west with an initial velocity of 4 m/s. She accelerates 3 m/s2 for 30 seconds. The runner’s final velocity is
m/s.​

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RI SƠ 5 years 2021-09-05T01:54:35+00:00 1 Answers 27 views 0

Answers ( )

  1. haidang
    0
    2021-09-05T01:56:34+00:00
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    Answer:

    v = 94m/s

    Explanation:

    Using the first equation of motion

    v = u + at

    u = 4m/s , a = 3m/s² , t = 30s , v = ?

    v = u + at

    v = 4 + 3 × 30

    v = 4 + 90

    v = 94m/s

    I hope this was helpful, please mark as brainliest

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