please help!! A ball is thrown upward. What is its time interval between the release of the ball and the time it reaches its maximum height?

Question

please help!! A ball is thrown upward. What is its time interval between the release of the ball and the time it reaches its maximum height? Its initial vertical speed is 10.8 m/s and the acceleration of gravity is 9.8 m/s^2. Neglect air resistance. Answer in units of s.

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Hồng Cúc 4 years 2021-07-20T09:33:15+00:00 1 Answers 28 views 0

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  1. danthu
    0
    2021-07-20T09:35:02+00:00
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    Answer:

    1.10 s

    Explanation:

    Given:

    v₀ = 10.8 m/s

    v = 0 m/s

    a = -9.8 m/s²

    Find: t

    v = at + v₀

    0 m/s = (-9.8 m/s²) t + 10.8 m/s

    t = 1.10 s

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