Problem 313 | Equilibrium of Concurrent Force System

Problem 313
Figure P-313 represents the concurrent force system acting at a joint of a bridge truss. Determine the value of P and E to maintain equilibrium of the forces.
 

313-given-concurrent-forces.gif

 

Solution 313

 

Comments

how did you get the 92.82?

by transposing the 300 to the other side and divide it by cos(60)

Can you please show us how? I still can't figure it out

How did you get the 1.9318P