Practice Numerical Solution Techniques - 17.14 | 17. Modelling – Vibrating String, Wave Equation | Mathematics (Civil Engineering -1)
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Practice Questions

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Question 1

Easy

What does the Finite Difference Method (FDM) do?

💡 Hint: Think about how it transforms a differential equation into manageable parts.

Question 2

Easy

What is the main advantage of numerical methods?

💡 Hint: No hint provided

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does the Finite Difference Method (FDM) approximate?

  • Time only
  • Space only
  • Both space and time

💡 Hint: Remember that FDM deals with both dimensions.

Question 2

Is the Finite Element Method suitable for complex geometries?

  • True
  • False

💡 Hint: Think about the capability of FEM discussed in class.

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Challenge Problems

Push your limits with challenges.

Question 1

Using the Finite Difference Method, derive the iterative formula to approximate the wave equation on a string of length L and tension T. Assume small displacements and use a grid of 10 segments.

💡 Hint: Think about how the grid influences your calculations based on previous steps.

Question 2

Evaluate a structure using FEM. Consider a beam with varying cross-section under a static load. Discuss how you would set up the problem including nodes and elements.

💡 Hint: Make sure to think about where each change occurs in the structure to set the elements effectively.

Challenge and get performance evaluation