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A hollow spherical shell has mass 7.85 kg and radius 0.205 m . It is initially at rest and then...

A hollow spherical shell has mass 7.85 kg and radius 0.205 m . It is initially at rest and then rotates about a stationary axis that lies along a diameter with a constant acceleration of 0.910 rad/s2 .

A) What is the kinetic energy of the shell after it has turned through 7.00 rev ?

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