Statics: Introduction to Internal Loadings (and their Sign Conventions)

In this video, we introduce the idea of internal loadings, which are forces/moments created inside the members/beams themselves. We talk about why these loadings are necessary, along with the sign convention that we use to describe their directions

[@yaddyb2853]

Thanks! Have test #3 coming up April 29th.

[@eng1048]

I'll try my best!