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GollumOfOz GollumOfOz
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7 years ago
A ball is projected upward at time t = 0.0 s, from a point on a roof 90 m above the ground. The ball rises, then falls and strikes the ground. The initial velocity of the ball is 36.2 m/s if air resistance is negligible. The time when the ball strikes the ground is closest to
A) 9.4 s
B) 9.0 s
C) 8.7 s
D) 9.7 s
E) 10 s
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Principles & Practice of Physics

Principles & Practice of Physics


Edition: 1st
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alblovealblove
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