Question: Two points are on a disk that rotates about an axis perpendicular to the plane of the disk at its center. point B is 9

Two points are on a disk that rotates about an axis perpendicular to the plane of the disk at its center. point B is 9 times as far from the axis as point A.
Part A
If the linear speed of point B is V, then the linear speed of point A is
81 V.
9 V .
V.
V/9.
V/81.
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Two points are on a disk that rotates about an

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