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problem03_51

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

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3.51: Take y + to be downward. Use the vertical motion to find the time in the air: ? m, 25 , m/s 80 . 9 , 0 0 2 0 = = - = = t y y a v y y s 259 . 2 gives 2 2 1 0 0 = + = - t t a t v y y y y During this time the dart must travel 90 m horizontally, so the horizontal component of
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Unformatted text preview: its velocity must be m/s 40 s 25 . 2 m 90 = =-= t x x v x...
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