13. Rotational Inertia & Energy
Conservation of Energy in Rolling Motion
Problem 12c
Textbook Question
Textbook QuestionA solid sphere of radius R is placed at a height of 30 cm on a 15° slope. It is released and rolls, without slipping, to the bottom. From what height should a circular hoop of radius R be released on the same slope in order to equal the sphere's speed at the bottom?
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