A thin solid disk of mass 21.6 kg is rotating at 10.6 rad/s about an axis through its center and perpendicular to the disk. If the kinetic energy of the rotating disk is 46.8 J, what must be the diameter of this disk to achieve this energy? The moment of inertia for thin solid disk is I = ½ mr². 19.6 cm 27.8 cm 39.3 cm 55.5 cm

A thin solid disk of mass 21.6 kg is rotating at 10.6 rad/s about an axis through its center and perpendicular to the disk. If the kinetic energy of the rotating disk is 46.8 J, what must be the diameter of this disk to achieve this energy? The moment of inertia for thin solid disk is I = ½ mr². 19.6 cm 27.8 cm 39.3 cm 55.5 cm

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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