- #1
em3
- 5
- 0
Homework Statement
A solid disk of diameter equal to 500 mm and a mass of 60 kg is to be used as a flywheel in an energy recovery device. Determine the torque required to accelerate the rotation of the flywheel, about its axis, from rest to 250 rpm in 6 revolutions.
Homework Equations
[/B]
τ=Iα
The Attempt at a Solution
r = 0.25
I = m *r2
I= 60 * 0.252
I = 3.75
3.75 * 26.17993
=98I'm not really sure what to do, I can't get the correct answer.