14 - Natural Frequencies
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Practice Questions
Test your understanding with targeted questions
Define natural frequency.
💡 Hint: It relates to how a structure would vibrate naturally.
What happens in free vibration?
💡 Hint: Think about what happens when you pluck a string.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is natural frequency?
💡 Hint: Think of it as the frequency the structure prefers.
True or False: Damped systems exhibit continuous vibrations indefinitely.
💡 Hint: Remember what damping does to energy over time.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A building has a mass of 2000 kg and a stiffness of 80000 N/m. Calculate its natural frequency.
💡 Hint: Apply the formula step by step, starting with stiff and mass values.
Discuss the impacts of resonance during the 1985 Mexico City earthquake with respect to natural frequencies.
💡 Hint: Think about the relationship between building designs and the characteristics of the earthquake.
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