Moment of Inertia of Systems Video Lessons

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Problem: What is the moment of inertia I of this assembly about the axis through which it is pivoted?Express the moment of inertia in terms of mr, m1, m2, and x. Keep in mind that the length of the rod is 2x, not x.

FREE Expert Solution

Moment of inertia of a rod,

I=ML212

Moment of inertia of a point mass,

I=MX2

Rod's moment of inertia,

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What is the moment of inertia I of this assembly about the axis through which it is pivoted?

Express the moment of inertia in terms of mr, m1, m2, and x. Keep in mind that the length of the rod is 2x, not x.

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