body { -ms-overflow-style: scrollbar; overflow-y: scroll; overscroll-behavior-y: none; } .errorContainer { background-color: #FFF; color: #0F1419; max-width: 600px; margin: 0 auto; padding: 10%; font-family: Helvetica, sans-serif; font-size: 16px; } .errorButton { margin: 3em 0; } .errorButton a { background: #1DA1F2; border-radius: 2.5em; color: white; padding: 1em 2em; text-decoration: none; } .errorButton a:hover, .errorButton a:focus { background: rgb(26, 145, 218); } .errorFooter { color: #657786; font-size: 80%; line-height: 1.5; padding: 1em 0; } .errorFooter a, .errorFooter a:visited { color: #657786; text-decoration: none; padding-right: 1em; } .errorFooter a:hover, .errorFooter a:active { text-decoration: underline; } #placeholder, #react-root { display: none !important; } body { background-color: #FFF !important; }

JavaScript is not available.

We’ve detected that JavaScript is disabled in this browser. Please enable JavaScript or switch to a supported browser to continue using twitter.com. You can see a list of supported browsers in our Help Center.

Terms of Service Privacy Policy Cookie Policy Imprint Ads info © 2023 Twitter, Inc.

Conversation

It never gets old: angular momentum visualized [source, full video: buff.ly/2BZAneR]

Embedded video

2:00 PM · Apr 20, 2022

Great Northern Diver

@GarethB38376815

Replying to

Not eccentric at all

भारत धर्म

Replying to

Nice. Simple explanation is that angular momentum about vertical axis is zero at the beginning and remains zero throughout. When the wheel axis is made vertical, the spinning of the wheel has to be countered by spinning of the guy so that net vertical angular momentum remains 0

1

@grapesmakemecum

Replying to

Angular momentum will never make sense to me. Pure magic.

Replying to

1

5

Replying to

Old but Gold!

Replying to

Je jouais à ça, bien avant de savoir pourquoi ça marchait 😊

Replying to

Support Vsauce, your brain, Alzheimer's research, and other YouTube educators by joining THE CURIOSITY BOX: a seasonal delivery of viral science toys made by...

1

Replying to

Veratasium has good video on precision

@guggenheimeren

Replying to

That’s why my AH-64D Apache heli-sim will go right side, because propellers turn counter clockwise.