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Rotational Kinetic Energy
K
E
r
o
t
=
1
2
I
ω
2
KE_{rot} = \frac{1}{2}I\omega^2
K
E
r
o
t
=
2
1
I
ω
2
KEᵣₒₜ = 1/2Iω²
Kinetic energy due to rotational motion.
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Variables
KE_rot
Rotational KE
Energy of rotation
J
I
Moment of inertia
Rotational inertia
kg·m²
ω
Angular velocity
Rate of rotation
rad/s
Derivation
Rotational analog of KE = ½mv².
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