Draw shear force and moment diadram

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Homework Help Overview

The discussion revolves around drawing shear force and moment diagrams for a beam, with a focus on understanding the relationship between bending moments and shear forces. The problem involves analyzing a beam subjected to uniformly distributed loads.

Discussion Character

  • Exploratory, Conceptual clarification, Mathematical reasoning

Approaches and Questions Raised

  • Participants explore how to begin the problem, questioning whether the distributed moment is constant along the beam. There is discussion about the uniformity of the moment and weight distribution, as well as the relationship between bending moment and shear force.

Discussion Status

Participants are actively engaging with the concepts, with some suggesting that the bending moment is related to shear force through a first-order differential equation. There is an ongoing exploration of the implications of uniform distribution on the analysis.

Contextual Notes

Some participants note that the reaction forces at the supports are equal due to the uniform weight distribution, which may influence the analysis of the shear and moment diagrams.

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Homework Statement


hi >>> this is my problem
http://img39.imageshack.us/img39/7979/99979361.jpg

Homework Equations





The Attempt at a Solution


need the solution >
 
Last edited by a moderator:
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Any ideas on how to start? Is, the distributed moment constant along the beam?
 
radou said:
Any ideas on how to start? Is, the distributed moment constant along the beam?

yes ,, its uniformally distributed.
 
Since the moment is uniform and continuous (also the weight distribution is considered uniform so the reaction forces at the supports are equal to each other), it does not vary with distance. How is the bending moment related to the shear force?
 
chrisk said:
Since the moment is uniform and continuous (also the weight distribution is considered uniform so the reaction forces at the supports are equal to each other), it does not vary with distance. How is the bending moment related to the shear force?

right so it going to to straight line >>>>

ok . ...
is there any answer else?
 
Again, how is the bending moment related to the shear? You should have covered this. It's a first order differential equation that can be solved by straightforward integration.
 

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