Answer to Question #156077 in Mechanical Engineering for Efe

Question #156077

A bowling ball has a mass of 6 kg, a moment of inertia of 1,6 10-2 kg.m2, and a radius of 0,2 m. If it rolls down the lane without slipping at a linear speed 8 m/s, what is its total energy?


1
Expert's answer
2021-01-20T04:56:43-0500

The total energy consists of kinetic energy of rotation and kinetic energy of linear motion:


"E=\\frac12 J\\omega^2+\\frac12 mv^2,\\\\\\space\\\\\nE=\\frac12(1.6\\cdot10^{-2})(8\/0.2)^2+\\frac126\\cdot8^2=204.8\\text{ J}."

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