3.) A mass of m=20kg is at rest and at a height of 12 meters above the ground. The object is released and hits the ground at a final velocity of Vf. Use the conservation of energy to calculate the final velocity of the mass, Vf, the instant before it hits the ground.
3.) A mass of m=20kg is at rest and at a height of 12 meters above the ground. The object is released and hits the ground at a final velocity of Vf. Use the conservation of energy to calculate the final velocity of the mass, Vf, the instant before it hits the ground.
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter11: Energy And Its Conservation
Section: Chapter Questions
Problem 36A
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Given:
Mass, m = 20kg
Height, h = 12 m
Acceleration due to gravity, g = 9.8 m/s2
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