# Kinetic Energy

The moment of inertia of a uniform rod (about its center) is given by I = M/12. What is the kinetic energy of a 120-cm rod with a mass of 450 g rotating about its center at 3.60 rad/s?

0.350 J

4.20 J

0.700 J

2.10 J

https://brainmass.com/physics/energy/determining-kinetic-energy-example-problem-116259

#### Solution Preview

The moment of inertia of a uniform rod (about its center) is given by I = M/12. What is the kinetic ...

#### Solution Summary

Calculates the kinetic energy of a 120-cm rod with a mass of 450 g rotating about its center at 3.60 rad/s.

$2.49