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A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic collision with a black 0.045-kg toy car which is at rest on a smooth, level surface. Which of the following are the correct magnitudes and directions of the velocities of the two toy cars after the collision? 0.025 kg toy car 0.045 kg toy car A) 0.09 m/s, left 0.21 m/s, right B) 0.10 m/s, right 0.30 m/s, right C) zero m/s 0.25 m/s, right D) 0.20 m/s, left 0.20 m/s, right E) 0.20 m/s, left zero m/s

A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic collision with a black 0.045-kg toy car which is at rest on a smooth, level surface. Which of the following are the correct magnitudes and directions of the velocities of the two toy cars after the collision? 0.025 kg toy car 0.045 kg toy car A) 0.09 m/s, left 0.21 m/s, right B) 0.10 m/s, right 0.30 m/s, right C) zero m/s 0.25 m/s, right D) 0.20 m/s, left 0.20 m/s, right E) 0.20 m/s, left zero m/s

Principles of Physics: A Calculus-Based Text
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 6OQ: A 2-kg object moving to the right with a speed of 4 m/s makes a head-on, elastic collision with a...
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A green toy car with 0.025-kg mass moves to the right at 0.30 m/s and has a head-on, elastic collision with a black 0.045-kg toy car which is at rest on a smooth, level surface.  Which of the following are the correct magnitudes and directions of the velocities of the two toy cars after the collision?

 

0.025 kg toy car         0.045 kg toy car

A)  0.09 m/s, left      0.21 m/s, right

B)  0.10 m/s, right    0.30 m/s, right

C)  zero m/s              0.25 m/s, right

D)  0.20 m/s, left      0.20 m/s, right

E)  0.20 m/s, left      zero m/s

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