**Unformatted text preview: **× ⋅ × = + + = =--ans so min. rev 5 . 7 2 = ϖ Note that conversion from rev/min to rad/s is not necessary. b) The forces and torques that the rings and the rod exert on each other will vanish, but the common angular velocity will be the same, 7.5 rev/min....

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- Angular Momentum, Force, Moment Of Inertia, Angular velocity, rod exert forces