Natural Vibrations - 1
- Earthquakes can cause buildings to
- Every building has a number of ways, or modes, in which
it can vibrate naturally. In each mode, the building vibrates
and fro with a particular distorted shape called its
- The number of times it vibrates to and fro every second
is the frequency
of vibration for that mode.
- Every building has its own set of natural
frequencies of vibration.
Earthquakes usually make buildings vibrate most strongly
in their fundamental mode, the mode of vibration with the
Find out more about modes of vibrations on these pages:
2 - Fundamental Modes
3 - Higher
Modes of Vibration.
4 - The Natural Frequency
of a Building
Do some of the IDEERS
Natural Frequency Experiments.