1. ME 221 Statics Lecture #15c Sections 6.6 – 6.7

2. Method of Sectioning
If the question is to find internal forces in selected members of the truss, then one can alternatively use the method of sectioning.
Example: Determine the force in members FG and FH
1.8 m
12 kN kN
2.4 m=9.6 m
B D F H J
A C E G I
ME221
Lecture #15

3. 12 kN 12 kN A C E G I FGE 1.8 m FGF FHF B D F H J 12 kN 12 kN
FEG
FFG
FFH
ME221
Lecture #15