In a statically indeterminate structure, which method is often used to analyze the internal forces?
Practice Questions
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Q1
In a statically indeterminate structure, which method is often used to analyze the internal forces?
Method of Joints
Virtual Work Method
Stiffness Method
Method of Sections
The Stiffness Method is often used to analyze statically indeterminate structures by relating displacements to forces.
Questions & Step-by-step Solutions
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Q
Q: In a statically indeterminate structure, which method is often used to analyze the internal forces?
Solution: The Stiffness Method is often used to analyze statically indeterminate structures by relating displacements to forces.
Steps: 5
Step 1: Understand what a statically indeterminate structure is. It is a structure that has more supports or connections than are necessary to maintain equilibrium.
Step 2: Recognize that in these structures, you cannot find internal forces using just the equations of equilibrium (like sum of forces and moments).
Step 3: Learn about the Stiffness Method, which is a way to analyze these structures by focusing on how much they deform (displace) under loads.
Step 4: Realize that the Stiffness Method relates the displacements of the structure to the internal forces and external loads acting on it.
Step 5: Apply the Stiffness Method by setting up equations that connect the displacements to the forces, allowing you to solve for the internal forces.
