- Moment of Inertia is a measure of an object's resistance to changes to its rotation
- It is also defined as the capacity of a cross-section to resist bending
- It must be specified with respect to a chosen axis of rotation
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[img source: Limbrunner and Spiegel. Applied Statics and Strength of Materials. 2nd ed. Upper Saddle River, NJ: Prentice Hall, 1991.]