A thin light string is wrapped around the outer rim of a uniform hollow

cylinder of mass $4\mathrm{.}80kg$ having inner and outer radii as shown in the

figure $($Figure $1).$ The cylinder is then released from rest.

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a Video Tutor Solution of Acceleration of a primitive yo$-$yo$.$

Figure

$1$ of $1$

Part A

How far must the cylinder fall before its center is moving at $6\mathrm{.}75\frac{m}{s}?$

Express your answer in meters.

$d=$

m

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Part B

If you just dropped this cylinder without any string, how fast would its center be mo

Express your answer in meters per second.