Physics, 03.04.2020 22:13 cluchmasters5634

Using energy considerations and assuming negligible air resistance, find the speed of a rock just before it hits the water if it is thrown from a bridge 20.4 m above water with an initial speed of 16.6 m/s? (Verify that the speed is independent of the direction the rock is thrown.)

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Using energy considerations and assuming negligible air resistance, find the speed of a rock just be...