A solid sphere of mass 25 kg and a radius 15m starts from, Ask an Expert

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A solid sphere of mass 2.5 Kg and a radius .15m starts from rest at the top of the ramp inclined 15 degrees, and rolls to the bottom without slipping. The upper end of the ramp is .85m higher than the lower end.

a) What is the total kinetic energy of the sphere when it reaches the bottom of the ramp?

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