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

 
Melvin Dulay
Melvin Dulay's picture

Where did that 92.82 and 1.9318P came from?

Infinitesimal
Infinitesimal's picture

evaluate the trigo functions and add/subtract like terms

ArkiJ

Can you please give an example ?

Mimi 20

bakit dinidisregard ung quadrants? hindi ba may negative/postive ung components depende kung saan sila nakapwesto?

Jhun Vert
Jhun Vert's picture

Hindi actually yan dinisregard... siniparate lang sa solution ang upward sa downward at yung "to the left" fom "to the right".

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