Cantilever and encastré beams: bending moment and shear force

[lee123456789]

Homework Statement

understand and dicuss

Relevant Equations

none

I have to discuss the Bending moment and shear forces in cantilever and encastré beams. Does anybody know of good websites showing that is simple to understand showing. All i can find is how to calculate and bending moments and shear force digrams which don't really understand.

Can anybody explain it abit?

 

[tetrisgameaz]

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tetris

 

[Lnewqban]

Please, see:
https://courses.lumenlearning.com/suny-osuniversityphysics/chapter/5-7-drawing-free-body-diagrams/

https://en.m.wikipedia.org/wiki/Bending_moment

https://en.m.wikipedia.org/wiki/Shear_and_moment_diagram