Massachusetts Institute of Technology
Sign in | Create Account

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.

Comments (0)

It looks like no one has posted a comment yet. You can be the first!

You need to log in, in order to post comments. If you don’t have an account yet, sign up now!

MIT Department of Physics Technical Services Group

MIT Department of Physics Technical Services Group

Category: Science | Updated 1 year ago

Created
July 26, 2012 12:00
Category
Tags
License
Creative Commons Attribution-NonCommercial (What is this?)
Additional Files


Viewed
3846 times

More from MIT Department of Physics Technical Services Group

Moving Sand Cart Over a Rotating Surface

Moving Sand Cart Over a Rotating Su...

Added almost 5 years ago | 00:01:13 | 32926 views

Rotating Candles in a Dome

Rotating Candles in a Dome

Added almost 4 years ago | 00:04:33 | 23859 views

Sound Wave Interference

Sound Wave Interference

Added almost 3 years ago | 00:02:14 | 9446 views

MIT Physics Demo -- Conducting Glass

MIT Physics Demo -- Conducting Glass

Added 6 years ago | 00:01:11 | 50916 views

Paramagnetism Of Liquid Oxygen

Paramagnetism Of Liquid Oxygen

Added over 2 years ago | 00:02:22 | 8612 views

Hero's Engine

Hero's Engine

Added over 3 years ago | 00:01:38 | 20675 views