- #1
chetzread
- 801
- 1
Homework Statement
why does the moment -400Nm only act at region B and C?
Why it doesn't act from A to C?
http://imgur.com/a/5tfCg
Homework Equations
The Attempt at a Solution
As we can see from figure, there's moment 400Nm on the beam at B at the top part and also the below part...