What is vibration and what does it mean?
Q: What is vibration and what does it mean?
A: Vibration means quickly moving back and forth (or up and down) about a point of equilibrium.
Q: Is vibration always periodic?
A: No, vibration may be periodic (having a pattern) or random.
Q: Can something that is vibrating shake at the same time?
A: Yes, something that is vibrating may shake at the same time.
Q: Can a regular vibration produce a musical note?
A: Yes, if vibration occurs in a regular way, it may produce a musical note because it can make air vibrate.
Q: How does a vibrating object produce sound?
A: A vibrating object produces sound by sending sound waves to the ear and the brain.
Q: What kind of vibrations may be bad in structural engineering including earthquake engineering?
A: Vibrations that may cause the structure to fail are bad in structural engineering including earthquake engineering.
Q: What is the period and frequency of a vibrating object?
A: The time it takes a vibrating object to go back and forth completely is the period, while the number of back-and-forth movements in one second is its frequency, measured in Hertz (Hz).
