A railroad car of mass 2.60 x 10* kg moving at 2.90 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after the collision? 1.77 m/s (b) How much kinetic energy is lost in the collision? 1.69e04 Additional Materials leBook
A railroad car of mass 2.60 x 10* kg moving at 2.90 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after the collision? 1.77 m/s (b) How much kinetic energy is lost in the collision? 1.69e04 Additional Materials leBook
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter8: Momentum And Collisions
Section: Chapter Questions
Problem 15P
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