A 12-kg cannonball is fired with a velocity of 12 m/s from 26 m above the ground. It hits a target that is 13 m above the ground. With what velocity does it hit, in m/s? (Round your answer to one decimal place if necessary.)

A 12-kg cannonball is fired with a velocity of 12 m/s from 26 m above the ground. It hits a target that is 13 m above the ground. With what velocity does it hit, in m/s? (Round your answer to one decimal place if necessary.)

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter8: Potential Energy And Conservation Of Energy

Section: Chapter Questions

Problem 66P: A T-shirt cannon launches a shirt at 5.00 m/s from a platform height of 3.00 m from ground level....

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Question

A 12-kg cannonball is fired with a velocity of 12 m/s from 26 m above the ground. It hits a
target that is 13 m above the ground. With what velocity does it hit, in m/s? (Round your answer to
one decimal place if necessary.)
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Expert Solution

Step 1

mass = 12 kg

initial velocity = 12 m/s

initial height = 26 m

final height = 13 m

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