Rotational Kinetic Energy: A uniform solid disk is released from rest and rolls without slipping down an inclined plane that makes an angle of 25° with the horizontal. What is the forward speed of the disk after it has rolled 3.0 m, measured along the plane?
A. 2.0 m/s
B. 3.5 m/s
C. 4.1 m/s
D. 5.7 m/s
E. 6.3 m/s
Answer: C
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