In-class question

A solid disk and a ring roll down an incline. The ring is slower than the disk if

BLUE: m ring = m disk , where m is the inertial mass.

YELLOW: r ring = r disk , where r is the radius.

PINK: m ring = m disk and r ring = r disk.

PURPLE: the ring is always slower regardless of the relative values of m and r.

 




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