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    A body is in free fall vertically; find maximum height and time of flight.

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    A rock is thrown upward from ground level with initial upward velocity of 25 m/sec. The rock falls back down into a hole and strikes the bottom 35 meters below the ground surface.

    Find the maximum height reached and the total flight time.

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    Solution Preview

    The general equation y(t) for a constant acceleration is:
    (1) y = yo + vo t + .5 a t^2
    In this example, acceleration a = ...

    Solution Summary

    The maximum height and time of a flight is found. The ground surface is analyzed. With a good explanation, the formulas and calculations are shown.