A ring and a disk,initially at rest,roll down a hill together.The one to reach the bottom first
A)is the ring.
B)is the disk.
C)depends on the masses.
D)depends on the relative rotational inertias.
E)Both reach the bottom at the same time.

Question

Quizplus · Accepted Answer

The disk reaches the bottom first because it has a smaller moment of inertia compared to the ring, allowing it to accelerate faster down the hill.

A Ring and a Disk,initially at Rest,roll Down a Hill