How Do You Calculate Support Reactions in Beam Structures?

In summary, the homework statement is: Determine support reactions for a beam loaded with three different masses.
  • #1
amraneze
5
0

Homework Statement


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Determine support reactions.
a=3 m
b=2 m
c=3 m
F1=20 kN
F2=30 kN
F3=15 kN
M1=30 kN*m
M2=25 kN*m
M3=25 KN*m
q1=12 kN/m
q2=24 kN/m

Homework Equations

The Attempt at a Solution

 
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  • #2
Instead of posting a phone book worth of problems, why don't you pick one and concentrate on how to solve it?

Also, you should make an attempt at providing a solution before you post.
 
  • #3
SteamKing said:
Instead of posting a phone book worth of problems, why don't you pick one and concentrate on how to solve it?

Also, you should make an attempt at providing a solution before you post.

I'm Sorry, i think Number 17 and i just can't figure the solution out
 
  • #4
amraneze said:
I'm Sorry, i think Number 17 and i just can't figure the solution out
Well, can you simplify the problem by figuring out some equivalent loads to substitute for the part loaded by q2?

After that, try writing the equations of static equilibrium for this frame.
 
  • #5
SteamKing said:
Well, can you simplify the problem by figuring out some equivalent loads to substitute for the part loaded by q2?

After that, try writing the equations of static equilibrium for this frame.
Please can you give me some example, because i was in Informatique and i changed my Master
 
  • #6
amraneze said:
Please can you give me some example, because i was in Informatique and i changed my Master
Maybe Problem 17 is a tad advanced for you, right now. Have you tried working any of the other problems on the page?
 
  • #7
SteamKing said:
Maybe Problem 17 is a tad advanced for you, right now. Have you tried working any of the other problems on the page?
not really, i just want something to begin with. I'm new to physics now is like I'm in college
 
  • #8
amraneze said:
not really, i just want something to begin with. I'm new to physics now is like I'm in college
I would recommend that you start with a simpler problem, say No. 9.
 
  • #9
SteamKing said:
I would recommend that you start with a simpler problem, say No. 9.
Ok, can you teach me how to find the solution
 
  • #10
amraneze said:
Ok, can you teach me how to find the solution
Unfortunately, no. PF is not set up as a tutoring service.

I would recommend that you try to review your text or notes and make an attempt to solve this problem yourself. If you get stuck, you can post your work and ask for help or clarification.

In all such problems, draw a free body diagram for the beam and write the equations of static equilibrium.
 

Related to How Do You Calculate Support Reactions in Beam Structures?

1. What are support reactions?

Support reactions are the forces that act on a structure at its support points, such as the points where a beam rests on a wall or a column. These reactions counteract the external loads applied to the structure and help maintain its stability and equilibrium.

2. Why is it important to calculate support reactions?

Calculating support reactions is important because they provide valuable information about the structural integrity of a system. They help engineers and designers determine if a structure can support the intended loads and if any adjustments need to be made to ensure its safety and stability.

3. How do you calculate support reactions?

The calculation of support reactions involves using the principles of statics, which state that the sum of all forces and the sum of all moments acting on a structure must equal zero for it to be in equilibrium. By setting up and solving equations based on this principle, the support reactions can be determined.

4. What factors can affect support reactions?

The magnitude and direction of support reactions can be influenced by several factors, such as the type and location of the applied loads, the geometry and material properties of the structure, and the presence of any constraints or restrictions on the supports.

5. Can support reactions change over time?

In most cases, support reactions do not change over time unless the external loads or the structure itself undergo significant changes. However, in cases where the structure is subjected to dynamic or time-varying loads, the support reactions can fluctuate, and it is important to consider these changes in the design process.

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