Physics Practice Problems Angular Momentum & Newton's Second Law Practice Problems Solution: A solid disk of mass 15 kg and radius 10 cm starts...

Solution: A solid disk of mass 15 kg and radius 10 cm starts at rest, undergoes some toruqe, and is rotating at 5 rad/s after 0.5 s. (a) What is the change in the disk's angular momentum? (b) What is the torque applied to the disk?

Problem

A solid disk of mass 15 kg and radius 10 cm starts at rest, undergoes some toruqe, and is rotating at 5 rad/s after 0.5 s. (a) What is the change in the disk's angular momentum? (b) What is the torque applied to the disk?