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A uniform, solid disk of mass M=4 kg and radius R=2 m, starts from rest at...

A uniform, solid disk of mass M=4 kg and radius R=2 m, starts from rest at a height of h=10.00 m and rolls down a 30 degree slope as shown in the figure.

a) Derive the moment of inertia of the disk.

b) What is the linear speed of the ball when it leaves the incline? Assume the ball rolls without slipping.

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