A solid disk with a radius of #9 m# and mass of #8 kg# is rotating on a frictionless surface. If #360 W# of power is used to increase the disk's rate of rotation, what torque is applied when the disk is rotating at #6 Hz#?
1 Answer
Oct 15, 2017
The torque is
Explanation:
The mass of the disc is
The radius of the disc is
The power
where
Here,
The power is
The frequency is
The angular velocity is
Therefore,
the torque is