Moment/Shear Diagram Quick Question

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SUMMARY

The discussion centers on the analysis of shear and moment diagrams in structural engineering, specifically addressing why the pins at points B and E do not influence these diagrams for the ABCDEF system. The key conclusion is that the absence of vertical forces at these points results in no impact on the shear or moment calculations. This highlights the importance of identifying force application points when analyzing structural systems.

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  • Understanding of shear and moment diagrams in structural analysis
  • Knowledge of pin supports and their role in structural systems
  • Familiarity with the ABCDEF system configuration
  • Basic principles of static equilibrium in engineering mechanics
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Homework Statement


upload_2018-5-4_23-30-42.png


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The Attempt at a Solution


How come the pins at B and E don't affect the shear or moment diagram?
 

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lc99 said:
How come the pins at B and E don't affect the shear or moment diagram?
Because there are no vertical forces applied to the ABCDEF system there.
 

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