Answered: After Before M. Nail (pivot) (a) (b)…

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Physics

After Before M. Nail (pivot) (a) (b) (0)

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter9: Energy In Nonisolated Systems

Section: Chapter Questions

Problem 16PQ

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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

Suppose the disk in Figure has a mass of 50.0 g and an initial velocity of 30.0 m/s when it strikes the stick that is 1.20m long and 2.00 kg.
What is the total linear momentum before and after the collision?

After
Before
M.
Nail (pivot)
(a)
(b)
(0)

Expert Solution

Step 1

The linear momentum before the collision,

Substitute,

Step 2

The moment of inertia,

Substitute,

Step 3

Conservation of angular momentum,

Substitute,

Step by step

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