Question

A solid disk of mass M = 6.5 kg and radius R = 0.96 m rotates in the z-y plane. find rhe expression of the magnitude of the net torque?

Answer 1

The expression in this case

`\tau=I\alpha`

In this case

`\tau=((1)/(2)MR^2)\alpha`
`\tau=(MR^2\alpha)/(2)`