A circular hole is to be drilled through the side of a beam as shown. Describe where the...

A circular hole is to be drilled through the side of a beam as shown. Describe where the hole should be positioned so that the area moment of inertia about the centroidal x^’ axis, at the cross section that passes through the hole, is reduced as little as possible.

Note: Concept problems are about explanations, not computations.