Question

Product of major and minor axes moment of inertia

Answer 1

a property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.

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Answer 2

That means the product moments of inertia is a coupling term that relates moment in one direction with acceleration in a different direction. Now, notice that this term could be positive, could be equal to zero, or could be negative.