Question
Asked Mar 29, 2019
2287 views
What is the final velocity, in m/s, of a hoop that rolls without slipping down a 5.60 m high hill, starting from rest?
 m/s
(b)
What would be the final velocity, in m/s, if a disk of the same mass and radius as the hoop rolled down the hill?
 m/s
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Expert Answer

Step 1

(a)

According to conservation of energy, the potential energy of hoop is converted into kinetic energy.

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Step 2

Substitute for v in the above equation and solve for velocity.

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Step 3

Substituting the...

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