10 Questions
What type of analysis is used to determine a structure's response to steady, harmonic loads?
Harmonic Response Analysis
What is the lowest natural frequency of a body?
Fundamental frequency
What happens when a body is subjected to a dynamic load operating at one of its natural frequencies?
Excessive response occurs
What is the purpose of Modal Analysis?
To calculate the natural frequencies and mode shapes
What is the shape a body takes when vibrating at a natural frequency?
Mode shape
What type of analysis is used to determine how a component responds to random vibrations?
Random Vibration Analysis
Why does a car with an out-of-balance tire shake violently at a certain speed?
Due to resonance
What is the term for the frequencies at which a body vibrates?
Natural frequencies
In Finite Element Analysis (FEA), how many modes are typically considered?
A few modes
What is the result of excessive response due to resonance?
Violent shaking
Learn about the different types of dynamic analysis, including vibrations, impact, and alternating forces. Understand how vibrations can build up and lead to rapid failure if not properly damped.
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