Two points are on a disk that rotates about an axis perpendicular to the plane of the disk at its center. Point B is 3 times as far from the axis as point A. If the linear speed of point B is V, then the linear speed of point A is:
a. 9V.
b. 3V.
c. V.
d. V/3.
e. V/9.
Answers: 1
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