Example problem 47 - Rotational work and kinetic energy - Classical mechanics - Physics

Worked example problem on rotational work and kinetic energy. You are encouraged to challenge and test your knowledge by first attempting the problem and then comparing your answer.

A cylindrical disc has a mass of 10 kg and a radius of 3 cm. The disc is initially at rest and subjected to the following torque:

tau = 3 * theta^2 Nm

Find the velocity of Point P if it traverses 12 rad.

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