15. (Past Exam/2015) A mass m travels in the x direction at a speed of 4 m/s before colliding 1- dimensionally with a mass of 3m, travelling at 1 m/s in the same direction. The collision between these masses is elastic. 4 m/s m 1 m/s 3m (a) Calculate the speeds of the two masses after the collision. Be careful to explain the physical principles you are using, as marks will be given for this. (b) Draw a diagram clearly showing the directions of the motions of the two masses after the collision. (c) If, during the collision, the two masses stay in contact for 0.2 s, what is the average impulsive force exerted on the mass m? State magnitude and direction. 4

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)...
icon
Related questions
Question
15. (Past Exam/2015) A mass m travels in the x
direction at a speed of 4 m/s before colliding 1-
dimensionally with a mass of 3m, travelling at 1
m/s in the same direction. The collision between
these masses is elastic.
4 m/s
m
1 m/s
3m
(a) Calculate the speeds of the two masses after the collision. Be careful to explain the physical
principles you are using, as marks will be given for this.
(b) Draw a diagram clearly showing the directions of the motions of the two masses after the
collision.
(c) If, during the collision, the two masses stay in contact for 0.2 s, what is the average
impulsive force exerted on the mass m? State magnitude and direction.
4
Transcribed Image Text:15. (Past Exam/2015) A mass m travels in the x direction at a speed of 4 m/s before colliding 1- dimensionally with a mass of 3m, travelling at 1 m/s in the same direction. The collision between these masses is elastic. 4 m/s m 1 m/s 3m (a) Calculate the speeds of the two masses after the collision. Be careful to explain the physical principles you are using, as marks will be given for this. (b) Draw a diagram clearly showing the directions of the motions of the two masses after the collision. (c) If, during the collision, the two masses stay in contact for 0.2 s, what is the average impulsive force exerted on the mass m? State magnitude and direction. 4
Expert Solution
steps

Step by step

Solved in 2 steps with 5 images

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
College Physics
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
University Physics (14th Edition)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
Introduction To Quantum Mechanics
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
Physics for Scientists and Engineers
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:
9780321820464
Author:
Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:
Addison-Wesley
College Physics: A Strategic Approach (4th Editio…
College Physics: A Strategic Approach (4th Editio…
Physics
ISBN:
9780134609034
Author:
Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:
PEARSON