1. For linear motion, we know that Ekin = p2/2m.
For angular motion (e.g. rotation), we can make the following
assumptions:
mass  moment of inertia I
linear momentum  angular momentum L
As a result, the rotational energy is
(A) Erot = L2/2m
(B) Erot = p2/2I;
(C) Erot = L2/2I

2. For linear motion, we know that Ekin = p2/2m.
For angular motion (e.g. rotation), we can make the following
assumptions:
mass  moment of inertia I
linear momentum  angular momentum L
As a result, the rotational energy is
(A) Erot = L2/2m
(B) Erot = p2/2I;
(C) Erot = L2/2I