6 - Reciprocal relation
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Practice Questions
Test your understanding with targeted questions
What is an influence coefficient?
💡 Hint: Think about how forces relate to displacements.
State the reciprocal relation formula.
💡 Hint: Recall the principle of symmetry in responses.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does an influence coefficient indicate?
💡 Hint: Focus on the concept of forces causing movements.
True or False: The reciprocal relation states that k_ij = k_ji.
💡 Hint: Recall the symmetry principle in mechanics.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Consider a loaded beam at two points. If the first load is twice the second, derive the relationship between their influence coefficients using energy considerations.
💡 Hint: Focus on energy storage and how it changes with different loads.
In a structural analysis program, explain how the reciprocal relation could reduce computation time during the finite element analysis.
💡 Hint: Think about leveraging existing data for new configurations.
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