14.6 - Factors Affecting Natural Frequency
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Practice Questions
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What happens to natural frequency when mass is added to a structure?
💡 Hint: Consider the relationship between mass and frequency.
Define the soft storey effect.
💡 Hint: Think about how strength varies within a structure.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the effect of adding mass to a structure?
💡 Hint: Consider the physics of mass and frequency.
True or False: Weak stiffness can make a structure more vulnerable in seismic events.
💡 Hint: Think about structural integrity in vibrations.
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Challenge Problems
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Analyze a scenario where a high-rise building with uneven mass distribution is subjected to an earthquake. Discuss potential failures and suggest design improvements.
💡 Hint: Consider the relationship between structure design and earthquake impacts.
Calculate the impact of changing boundary conditions on a specific structure's natural frequency. How would it differ if changed from fixed to pinned?
💡 Hint: Reflect on how the constraints influence frequency calculations.
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