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2 cards from this section. Quick, good the night before a test.
Define modal analysis in your own words.
Think about analyzing buildings during a storm.
What do natural frequencies represent in a structural analysis?
Consider how a swing moves calmly and then violently.
What is the significance of natural frequencies in structural analysis?
Think about what happens when you push a swing.
True or False: Mode shapes are irrelevant when designing buildings.
Remember how buildings behave in strong winds.
A rectangular beam is modeled with mass M and stiffness K. If the beam is subjected to a sudden dynamic load, detail how the equations governing its motion change and how you would apply modal analysis.
Consider how dynamic loading influences the setup.
Explain how modal analysis is essential when considering a new bridge design in an earthquake-prone area. Describe a step-by-step approach you would take.
Think about why predicting behavior is vital.
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