Change in Frequency of Voice with Helium
Helium introduced into a resonant cavity, including the lungs of the demonstrator, will increase the frequency of all pitches originating in the cavity. This is because the speed of sound in helium is greater than the speed of sound in air.
It looks like no one has posted a comment yet. You can be the first!
- July 26, 2012 12:00
- Creative Commons Attribution-NonCommercial (What is this?)
- Additional Files
- 4260 times
Added over 2 years ago | 00:01:23 | 4307 views
Added over 2 years ago | 00:00:52 | 4688 views
Added over 1 year ago | 00:01:17 | 2757 views
Added 6 years ago | 00:01:18 | 33109 views
Added over 5 years ago | 00:01:13 | 33423 views
Added over 6 years ago | 00:02:11 | 27034 views