The Protons and Neutrons Making Up a Nucleus Are Suddenly

Multiple Choice

The protons and neutrons making up a nucleus are suddenly rearranging themselves so that the nucleus' moment of inertia decreases by a factor of 4. The change in the rotational kinetic energy during this process is

A) zero.
B) 2 times the initial kinetic energy of rotation.
C) 3 times the initial kinetic energy of rotation.
D) 4 times the initial kinetic energy of rotation.
E) 16 times the initial kinetic energy of rotation.