(1) Two objects, moving towards each other with speed v. collide head on, stick together, and then move on with speed 1/4 after the collision. (a) What is the ratio of the kinetic energy after the collision to the kinetic energy before the collision? (answer: 1/16) (b) What is the ratio of the mass of the more massive object to the mass of the less massive object? (answer: 5/3)

(1) Two objects, moving towards each other with speed v. collide head on, stick together, and then move on with speed 1/4 after the collision. (a) What is the ratio of the kinetic energy after the collision to the kinetic energy before the collision? (answer: 1/16) (b) What is the ratio of the mass of the more massive object to the mass of the less massive object? (answer: 5/3)

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Description: **Problem:**Two objects, moving towards each other with speed \( v \), collide head-on, stick together, and then move on with speed \( v/4 \) after the collision.**Questions:**(a) What is the ratio of the kinetic energy after the collision to the ki

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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**Problem:**
Two objects, moving towards each other with speed \( v \), collide head-on, stick together, and then move on with speed \( v/4 \) after the collision.

**Questions:**

(a) What is the ratio of the kinetic energy after the collision to the kinetic energy before the collision?
**Answer:** \( \frac{1}{16} \)

(b) What is the ratio of the mass of the more massive object to the mass of the less massive object?
**Answer:** \( \frac{5}{3} \)

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