What is the maximum slope of a simply supported beam of length 'l' carrying a uniformly distributed load of magnitude 'w' N/m throughout its span?

The centre of Mohr's circle for strain is located at (0.001, 0). What is the sum of the principal strains (ε1 + ε2)?

In the limiting case of combined direct and bending stresses to avoid tension, the eccentricity 'e' of an axial load F for a solid circular cross-section of diameter d is given by: