A ball is thrown vertically upwards at an initial speed of 23 m s − 1 . What is the displacement of the ball

Question

A ball is thrown vertically upwards at an initial speed of
23
m s
−
1
. What is the displacement of the ball 3 seconds after it was thrown?

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Sapo 4 years 2021-08-08T10:42:13+00:00 1 Answers 14 views 0

Answers ( )

  1. minhkhang
    -1
    2021-08-08T10:43:28+00:00
    Reply

    Answer:

    114m

    Explanation:

    s=ut + 1/2 at^2

    s=23 m/s ×3s + 1/2×3×3s^2×10m/s^2

    = (69+45)m

    = 114m

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