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physics

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a stone is dropped from the rooftop of a building 60.0 m high.how many seconds does the stone take reach the ground?

  • physics - ,

    Solve
    H = (1/2) g t^2 for the time, t.

    t = sqrt(2H/g)

    H = 60 m
    g = 9.8 m/s^2
    t = ?

  • physics - ,

    48.02

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