H.W: A ball thrown up from a rooftop of height 40m lands on ground in 4s. (a)what is its maximum height above the ground? (b)what is its velocity 15m below the rooftop? Ans. (a)44.7m (b) v =-19.65 ! H.W: An object is thrown horizontally at 20m/s from a cliff top 45m above sea level. Find (a)the time to land; (bthe angle at which it hits the water; (c)the speed at which it hits the water. Ans. (a)3.03s (b)o = -54.73 (c)35.79m/s

H.W: A ball thrown up from a rooftop of height 40m lands on ground in 4s. (a)what is its maximum height above the ground? (b)what is its velocity 15m below the rooftop? Ans. (a)44.7m (b) v =-19.65 ! H.W: An object is thrown horizontally at 20m/s from a cliff top 45m above sea level. Find (a)the time to land; (bthe angle at which it hits the water; (c)the speed at which it hits the water. Ans. (a)3.03s (b)o = -54.73 (c)35.79m/s

Name: H.W: A ball thrown up from a rooftop of height 40m lands on ground in
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Description: H.W: A ball thrown up from a rooftop of height 40m lands on ground in 4s.(a)what is its maximum height above the ground? (b)what is its velocity 15mbelow the rooftop?Ans. (a)44.7m (b) v = -19.65 !H.W: An object is thrown horizontally at 20m/s from a

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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