Polar Moment of Inertia What does it mean for an object to have a greater polar moment of inertia than another object?
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HOW DO YOU SEE IT? Consider two solids of equal weight, as shown below.
(a) Because the solids have the same weight, which has the greater density? Explain.
(b) Which solid has the greater moment of inertia? Explain.
(c) The solids are rolled down an inclined plane. They are started at the same time and at the same height Which will reach the bottom first? Explain.