A billiard ball of mass 220 g and radius 2.90 cm starts with a translational speed of 1.00 m/s at point on the track as shown in the figure below. If point B is at the top of a hill that has a radius of curvature of 75 cm, what is the normal force acting on the ball at point B? Assume the billiard ball rolls without slipping on the track. 10 cm R "What is the normal force acting on the ball at point B? (Express your answer to two significant figures.) N

A billiard ball of mass 220 g and radius 2.90 cm starts with a translational speed of 1.00 m/s at point on the track as shown in the figure below. If point B is at the top of a hill that has a radius of curvature of 75 cm, what is the normal force acting on the ball at point B? Assume the billiard ball rolls without slipping on the track. 10 cm R "What is the normal force acting on the ball at point B? (Express your answer to two significant figures.) N

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter10: Fixed-axis Rotation

Section: Chapter Questions

Problem 84P: You have a grindstone (a disk) that is 90.0 kg, has a 0.340-m radius, and is turning at 90.0 rpm,...

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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

A billiard ball of mass 220 g and radius 2.90 cm starts
with a translational speed of 1.00 m/s at point on the
track as shown in the figure below. If point B is at the top
of a hill that has a radius of curvature of 75 cm, what is
the normal force acting on the ball at point B? Assume
the billiard ball rolls without slipping on the track.
10 cm
N
R
"What is the normal force acting on the ball at point B?
(Express your answer to two significant figures.)

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