Suppose we race a disk and a hollow spherical shell, like a basketball. The spherical shell has a mass M and a radius R; the disk has a mass 2M and a radius 2 R. If the two objects are release at rest, and the height of the ramp is h=.81 m, find the speed of the disk and the spherical shell when they reach the bottom of the ramp

Q: true or false

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.