Influence lines (concentrated load system)

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Discussion Overview

The discussion revolves around the calculation of the absolute maximum moment in a beam subjected to a system of concentrated loads. Participants are exploring the methodology for determining the location and value of this maximum moment, particularly in the context of differing load types compared to uniformly distributed loads.

Discussion Character

  • Homework-related
  • Technical explanation

Main Points Raised

  • One participant expresses confusion about the location of the maximum moment, questioning whether it should be assumed to occur in the middle of the beam.
  • The same participant seeks guidance on how to find the value of the maximum moment in a system of concentrated forces, noting their familiarity with concentrated and uniformly distributed loads.
  • Another participant emphasizes the need for a complete problem statement and relevant diagrams to clarify the issue, suggesting that the original poster should provide additional context and equations.
  • Additional posts provide links to previous discussions that may contain relevant information, although one participant notes a mistake in not including the link initially.

Areas of Agreement / Disagreement

There is no clear consensus among participants, as the original poster's questions remain unanswered and the discussion is still in the exploratory phase.

Contextual Notes

The discussion lacks specific details about the problem statement and relevant equations, which may limit the ability to provide targeted assistance. The absence of diagrams further complicates the understanding of the scenario.

mohamadh95
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I started by getting the equation for the reaction(which is really simple). I'm a bit confused here, they're asking for the absolute maximum moment, but they're not locating the location of where the maximum moment will occur, should I assume it's happening on the middle of the beam? And another question, how can I find the value of this maximum moment, I'm normally accustomed to a concentrated load, or a uniformally distributed load, but not a system of concentrated forces. Thank you.
 
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Slow down and take a deep breath.

First, it's not clear what you are talking about. There was a homework template, but I can't find it now, so I'll wing it.

First: Give the full problem statement, including any relevant diagrams which may help illustrate the problem.

Second: List any relevant equations which would be used to solve the problem.

Third: Show your work in solving the problem. You may also ask specific questions about the problem statement or the solution procedure which are unclear or which confuse you. PF will provide comments and other help to guide you, but it is not permitted for PF members to work out the solution for you.
 

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