A spherical shell with a mass of 1.6 kg and a radius of 0.35 m is rolling across the level ground with an initial angular velocity of 37.7 rad/s. It is slowing at an angular rate of 4 rad/s². What is its rotational kinetic energy after 4.4 s? The moment of inertia of a spherical shell is I MR²

Q: What is its rotational kinetic energy

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