The neutral axis of a beam cross-section must
(A) Pass through the centroid of the section
(B) Be equidistant from the top of bottom films
(C) Be an axis of symmetry of the section
(D) None of these
(A) Pass through the centroid of the section
(B) Be equidistant from the top of bottom films
(C) Be an axis of symmetry of the section
(D) None of these