AP Physics 1
5.6 Newton’s Second Law in Rotational Form
5.4 Rotational Inertia
5.3 Torque
A solid metal bar is at rest on a horizontal frictionless surface. It is free to rotate about a vertical axis at the left end. The figures below show forces of different magnitudes that are exerted on the bar at different locations. In which case does the bar’s angular speed about the axis increase at the fastest rate?
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