In the Hoop & Disk racing demonstration, why did the disk win? O It is less massive than the hoop. O It has a greater rotational inertia than the hoop O It's mass was distributed more evenly about, and closer to, the axis of rotation. O It didn't, the hoop won.
In the Hoop & Disk racing demonstration, why did the disk win? O It is less massive than the hoop. O It has a greater rotational inertia than the hoop O It's mass was distributed more evenly about, and closer to, the axis of rotation. O It didn't, the hoop won.
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter11: Angular Momentum
Section: Chapter Questions
Problem 70P: The centrifuge at NASA Ames Research Center has a radius of 8.8 m and can produce farces on its...
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The rotational kinetic energy of the object depends upon the moment of inertia and angular speed of the object, here moment of inertia of the hoops is greater than moment of inertia of the disk.
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