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System of Particles and Rotational Motion
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#1
Moment of Inertia
Moment of inertia is the sum of the products of the mass of each particle and the square of its distance from the axis of rotation.
Terms:
I
Moment of inertia
kg m^2Mass of the i-th particle
kgDistance of the i-th particle from the axis
mMoment of inertia is a measure of an object's resistance to changes in its rotation rate. It is the rotational analogue to mass in linear motion.
Common Use:
Used to calculate rotational kinetic energy and dynamics of rotating systems.
Inertia
Rotational Motion
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