Determine the percentage change in her kinetic energy

Reference no: EM13332567

a skater spins with an angular speed of 12 rad/s with her arms outstretched. she then lowers in her arms decreasing her moment of inertia by 10%. ignoring the friction on the skates, determine the percentage change in her kinetic energy. is the kinetic energy increased or decreased? explain.

Reference no: EM13332567

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