A solid disk with a radius of 8 m and mass of 8 kg is rotating on a frictionless surface. If 480 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
Jul 2, 2016
Explanation:
Given
-
m-> "Mass of solid disk"=8kg -
r-> "Radius of solid disk"=8m -
P-> "Power used to solid disk"=480W -
n-> "Frequency of rotaion of solid disk"=6Hz
We are to find out
tau->"Torque applied to solid disk"
Formula