A diver steps off a diving platform. How fast will she be moving when she reaches the water 10.0 m below? A. 7.00 m/s B.

Question

A diver steps off a diving platform. How fast will she be moving when she
reaches the water 10.0 m below?
A. 7.00 m/s
B. 9.90 m/s

c. 14.0 m/s

D. 196 m/s

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Minh Khuê 6 months 2021-07-26T12:43:35+00:00 1 Answers 9 views 0

Answers ( )

    0
    2021-07-26T12:45:13+00:00

    Answer:

    C. 14.0 m/s

    Explanation:

    v_0=0\\a=g=9.9.8\\h=10\\v_f=?

    v_f^2=v_0^2+2a \Delta h\\v_f=\sqrt{v_0^2+2a \Delta h}\\v_f=\sqrt{0+2(9.8)(10)}\\v_f=\sqrt{196}\\v_f=14

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