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ib binwewoba opiect 1o yliools Let's try to solve some problems! Problem 1 A ball is thrown from the top of a school building 55 m high with an initial velocity of 8 m/s. gvom (1) Where is the ball 1.5 seconds after being thrown? (2) What time will it take the ball to reach the ground? (3) What is its speed upon hitting the ground? wowob Given: dy = 55 m vix = 8 m/s t = 1.5 s Find: 1. R or dx (location of the ball) 2. 3. V Solution 1: Its horizontal distance R = vix t holo upo ei enoitiup3 nog gte ort to idgisH

ib binwewoba opiect 1o yliools Let's try to solve some problems! Problem 1 A ball is thrown from the top of a school building 55 m high with an initial velocity of 8 m/s. gvom (1) Where is the ball 1.5 seconds after being thrown? (2) What time will it take the ball to reach the ground? (3) What is its speed upon hitting the ground? wowob Given: dy = 55 m vix = 8 m/s t = 1.5 s Find: 1. R or dx (location of the ball) 2. 3. V Solution 1: Its horizontal distance R = vix t holo upo ei enoitiup3 nog gte ort to idgisH

College Physics
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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Let's try to solve some problems!ib binweob sr Problem 1 A ball is thrown from the top of a school building 55 m high with an initial velocity of 8 m/s. givom (1) Where is the ball 1.5 seconds after being thrown? (2) What time will it take the ball to reach the ground? (3) What is its speed upon hitting the ground? Given: bng to dy = 55 m vix = 8 m/s t = 1.5 s Find: 1. R or dx (location of the ball) 2. 3. V Solution 1: Its horizontal distance R = vix t hollol noolev lanit lamositod enoithupa 10 om
Transcribed Image Text:Let's try to solve some problems!ib binweob sr Problem 1 A ball is thrown from the top of a school building 55 m high with an initial velocity of 8 m/s. givom (1) Where is the ball 1.5 seconds after being thrown? (2) What time will it take the ball to reach the ground? (3) What is its speed upon hitting the ground? Given: bng to dy = 55 m vix = 8 m/s t = 1.5 s Find: 1. R or dx (location of the ball) 2. 3. V Solution 1: Its horizontal distance R = vix t hollol noolev lanit lamositod enoithupa 10 om
Solution 2: t = 2dy/g o qoi sru no eqm ovib b A motinon to mIstnuolM im 0l 19vib or to viioolsv lainodT Sqmaj or ofin abnoose 2 1ovib odi ai svodW () ivr omil lerfW (E) Solution 3: Step 1. The initial velocity downward is equal to the final velocity downward, vfy = viy, thus: vfy g t %3D Step 2. Use the Pythagorean Theorem to resolve the velocity downward. Vf-/ vix2+ viy2
Transcribed Image Text:Solution 2: t = 2dy/g o qoi sru no eqm ovib b A motinon to mIstnuolM im 0l 19vib or to viioolsv lainodT Sqmaj or ofin abnoose 2 1ovib odi ai svodW () ivr omil lerfW (E) Solution 3: Step 1. The initial velocity downward is equal to the final velocity downward, vfy = viy, thus: vfy g t %3D Step 2. Use the Pythagorean Theorem to resolve the velocity downward. Vf-/ vix2+ viy2
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