Question: Suppose we change the race shown in Conceptual Example 10-17 so that a hoop of radius R and mass M races a hoop of radius

Suppose we change the race shown in Conceptual Example 10-17 so that a hoop of radius R and mass M races a hoop of radius R and mass 2M.

(a) Does the hoop with mass M finish before, after, or at the same time as the hoop with mass 2M? Explain.

(b) How would your answer to part (a) change if the hoops had different radii? Explain.

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