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solution29 - fullwood (tf5349) Quiz 3 Motion Catala (49033)...

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fullwood (tf5349) – Quiz 3 Motion – Catala – (49033) 1 This print-out should have 9 questions. Multiple-choice questions may continue on the next column or page – Fnd all choices before answering. 001 (part 1 of 4) 10.0 points A ball is thrown vertically upward with a speed of 26 m / s. How high does it rise? Correct answer: 34 . 4898 m. Explanation: Given : v i = 26 m / s , g = 9 . 8 m / s 2 , and v f = 0 m / s . At its highest point, v f = 0 m/s, so v f 2 = v i 2 - 2 g y ) max = 0 y ) max = v i 2 2 g = (26 m / s) 2 2(9 . 8 m / s 2 ) = 34 . 4898 m . 002 (part 2 of 4) 10.0 points How long does it take to reach its highest point? Correct answer: 2 . 65306 s. Explanation: At its highest point, v f = 0 m / s, so v f = v i - g Δ t = 0 Δ t = v i g = 26 m / s 9 . 8 m / s 2 = 2 . 65306 s . 003 (part 3 of 4) 10.0 points How long does it take the ball to hit the ground after it reaches its highest point? Correct answer: 2
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solution29 - fullwood (tf5349) Quiz 3 Motion Catala (49033)...

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