Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 4STP
Related questions
Question
An empty railroad car moves with a speed of 2m/s when it hits a stationary railroad car of three times its mass. They lock and move off together. How fast will they move?
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