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Physics
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3 Dec 2020

A mass m with velocity u strikes a wall normally and returns at the same speed. What is the magnitude of the change in momentum of the body when it returns?

Booster class
Mechanics 1
Skill
Understanding the concept of conservation of momentum
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Uttam Saikia
Uttam SaikiaLv10
3 Dec 2020
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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

A .7 kg ball is moving horizontally with a speed of 5 m/s when it strikes a vertical wall. The ball rebounds with a speed of 2.0 m/s. What is the magnitude of change in linear momentum?

A body of mass M collides against a wall with a velocity V and retraces its path with the same speed. The change in momentum is __ (take the initial direction of the velocity as positive)

First question: A handball of mass .10 kg, travels horizontally at25.0 m/s, strikes a wall and rebounds at 19.0 m/s. What is thechange in the momentum of the ball?
Answer is: 4.4 N (s)

Second questions: A bullet of mass 20 g, traveling at 350 m/s,strikes a steel plate at an angle of 30 degrees with the plane ofthe plate. It ricochets off at the same angle, at a speed of 320m/s. What is the magnitude of the impulse that the wall gives tothe bullet?
Answer: 6.7 N(s)

Third question:
James moves in a circular path (radius 15 m) with a speed of 60m/s. The angular velocity is? Please include the formula you use tofind this answer.
Answer is: 120/pi rpm

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