A person kicks a ball off a cliff with a velocity of 20 m/s, 30° from the horizontal. It takes 20 seconds to hit the ground, 1. Find the height of the cliff. 2. Find the final vertical velocity of the ball just before it hits the ground. 3. Find the total horizontal range travelled by the ball. 4. Find the magnitude of the final velocity of the ball just before it hits the ground. 5. Find the direction of the final velocity of the ball just before it hits the ground.

A person kicks a ball off a cliff with a velocity of 20 m/s, 30° from the horizontal. It takes 20 seconds to hit the ground, 1. Find the height of the cliff. 2. Find the final vertical velocity of the ball just before it hits the ground. 3. Find the total horizontal range travelled by the ball. 4. Find the magnitude of the final velocity of the ball just before it hits the ground. 5. Find the direction of the final velocity of the ball just before it hits the ground.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.19P: Plot the earths gravitational acceleration g(m/s2) against the height h (km) above the surface of...

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