Homework Statement
Q: A flywheel of moment of inertia 0.32kg/m^2 is rotated steadily at 120rad/s by a 50W electric motor. Find the kinetic energy of the flywheel.Homework Equations
What is the best way to work this out? Am I using the right equations?
Can I simply substitute the angular...
Homework Statement
Compare the role played by the moment of inertia in rotational motion, to that played by mass in linear motion.
Homework Equations
I have no idea how to tackle this question. I tried looking up the defenition of moment of inertia as a start, but I only found anything...