GATE 2023 II Bending Stresses in Beams II Quiz 14

Which of the following statement is incorrect regarding assumptions of simple bending equation

Section modulus is the ratio of

Length of neutral plane of beam, under pure bending is ____.

The empirical relationship of pure bending equation is given by

The couple produced by the internal forces in a beam subjected to bending is known as

A beam of square section whose diagonals are horizontal and vertical is subjected to bending moment M. Find the section modulus of given section, if side of square is a.