Physics

Physics

Problem

The speed of a puck on frictionless ice increases from 10 m/s10\,\text{m/s} to 30 m/s30\,\text{m/s} while its mass remains constant. By approximately what percent does its translational kinetic energy increase? a) 200%200\% b) 900%900\% c) 800%800\% d) 300%300\%

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