Multiple Choice Problem $10\mathrm{.}08$

$9$ of $17$

Review

Constants

String is wrapped around the outer rim of a solid uniform cylinder that is free to rotate about a frictionless axle through its center. When the string is pulled with a force $P$ tangent to the rim, it gives the cylinder an angular acceleration $.$

Part A

If the cylinder had three times the radius, but everything else was the same, the angular acceleration would be

$9.$

$3.$

$\frac{}{3}.$

$\frac{}{9}.$

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