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AP Physics 1
5.2 Connecting Linear and Rotational Motion
BeginnerMCQProportional Analysis18k
Top-down view of a rotating record with two points at different radii.
Top-down view of a rotating record with two points at different radii.
A rigid vinyl record rotates about its center at a constant angular speed \(\omega\). Point \(A\) is located at a distance \(r\) from the center of the record, and point \(B\) is located at a distance \(3r\) from the center. Let \(v_A\) be the tangential speed of point \(A\) and \(v_B\) be the tangential speed of point \(B\). What is the ratio \(\dfrac{v_B}{v_A}\)?

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