# Inertia Ratio between Solid Spheres of Different Mass

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Consider two uniform solid spheres where both have the same diameter, but one has twice the mass of the other. The ratio of the larger moment of inertia to that of the smaller moment of inertia is

a. 10

b. 4

c. 6

d. 2

e. 8

https://brainmass.com/physics/conservation-of-momentum/inertia-ratio-between-solid-spheres-of-different-mass-38189

#### Solution Preview

For a sphere, I = 2/5mr^2 (where I is inertia, m is mass and R is ...

#### Solution Summary

The solution gives a clear and concise answer to the ratio of inertia between two spheres with identical radius but different masses, complete with calculations you can follow through and the aid of a few sentences' written explanation for the logic involved.

$2.49