An engineer has an odd-shaped10 kg object and needs to find its rotationalinertia about an axis through itscenter of mass.The object is supportedon a wire stretched along the desiredaxis. The wire has a torsion constantk = 0.50 Nm. If this torsion pendulum oscillates through 20 cycles in50 s, what is the rotational inertia of the object?

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.