This is a tutorial to check for the resultant force, beam diagrams, normal stress due to the normal force, normal stress due to the moment, shear stress due to the shear force and the total normal stress in a beam on a specific point.
Problem statement and analytical solution by (https://www.youtube.com/user/structurefree) here: https://www.youtube.com/watch?v=CjARLl2kXWA and https://www.youtube.com/watch?v=S-l4CQvEwNs