A ball is launched with the speed of 12.0m/s at an unknown angle from point A at the top of a 50m tall cliff. The ball reaches a maximum height of 10m above the top of the cliff before falling to the ground at point B. Neglect air resistance. a. Sketch the motion, coordinates, known quantities and your plan? b. What will be the y component of the velocity at the maximum height position? c. What is the unknown angle? d. What are the x and y components of the initial velocity? e. How long (time) to reach top from initial point A? f. What is the total time to reach ground point B?

A ball is launched with the speed of 12.0m/s at an unknown angle from point A at the top of a 50m tall cliff. The ball reaches a maximum height of 10m above the top of the cliff before falling to the ground at point B. Neglect air resistance. a. Sketch the motion, coordinates, known quantities and your plan? b. What will be the y component of the velocity at the maximum height position? c. What is the unknown angle? d. What are the x and y components of the initial velocity? e. How long (time) to reach top from initial point A? f. What is the total time to reach ground point B?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter6: Motion In Two Dimensions

Section6.1: Projectile Motion

Problem 1PP

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