problem03_72

University Physics with Modern Physics with Mastering Physics (11th Edition)

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3.72: The initial y -component of the velocity is gy v y 2 0 = , and the time the pebble is in flight is g y t / 2 = . The initial x -component is y g x t x v x 2 / / 2 0 = = . The magnitude of the initial velocity is then
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Unformatted text preview: , y x gy y g x gy v 2 2 2 1 2 2 2 + = + = and the angle is ( 29 ) / 2 ( arctan arctan x y x y v v = ....
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