Difference between revisions of "Sound beating (xylophone)"
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Revision as of 13:23, 29 July 2015
Back to 3B - Wave motion
PIRA index: 3B60.10
Description
Two xylophone keys with slightly different frequencies (difference of 1 Hz) are struck and the beating between the two sounds is clearly heard.
Equipment
- two xylophone keys
- mallet
Instructions
Strike the first key and then the second shortly after. The difference in frequency of the two keys leads to a beating pattern you can hear.
Keywords
beat, beating, frequency, hertz, xylophone
Images & Movies
Figure1
Figure2
