Truss analysis, section method

  • Thread starter J-dizzal
  • Start date
  • #1
394
6

Homework Statement


Determine the forces in members BC and CG. The forces are positive if in tension, negative if in compression.[/B]
20150715_212522_zpsqjac02vi.jpg


Homework Equations


ΣF=0
ΣM=0

The Attempt at a Solution


20150715_212613_zpscgwqkzpn.jpg

I dont know where im going wrong, My equations include the applied force, since there is only one.
 

Answers and Replies

  • #2
394
6
solved. I had some signs wrong and copied down 76 insted of 78.
 
Last edited:

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