An object with a mass of 2 kg is traveling in a circular path of a radius of 2 m. If the object's angular speed changes from 1 Hz to 4 Hz in 1 s, what torque was applied to the object?
1 Answer
Jan 3, 2017
The torque is
Explanation:
The torque is the rate of change of angular momentum
The moment of inertia of the object is
The rate of change of angular velocity is
So the torque is