Intro to Rotational Kinetic Energy Video Lessons

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Problem: A hollow spherical shell with mass 2.45kg rolls without slipping down a slope that makes an angle of 30.0° with the horizontal.1. Find the magnitude of the acceleration acm of the center of mass of the spherical shell.2. Find the magnitude of the frictional force acting on the spherical shell.

FREE Expert Solution

1.

Newton's second law:

ΣF=ma

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Problem Details

A hollow spherical shell with mass 2.45kg rolls without slipping down a slope that makes an angle of 30.0° with the horizontal.

1. Find the magnitude of the acceleration acm of the center of mass of the spherical shell.

2. Find the magnitude of the frictional force acting on the spherical shell.

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