Physics 163

Unit 4: Momentum and Collisions

Problem Set B

 

Problem 14:

A small car moving with a speed of 12.7 km/hr collides with another vehicle (initially at rest) with 2 times the mass. The two vehicles stick together and move as a single unit. Determine their post-collision speed. 

 

 

 

 

 

 

 

General nformation about solving collision problems is described on the Set B Overview page.

A detailed description of the use of momentum conservation and proportional reasoning as a guide to thinking about collision problems is provided online at The Physics Classroom.

A detailed description of the momentum conservation principle is provided online at The Physics Classroom.

Detailed solutions and discussions of several sample momentum problems are provided online at The Physics Classroom.

 

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