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The Maths of Spinning Coins and Euler's Disk
Автор: Stand-up Maths
Загружено: 2016-03-21
Просмотров: 493833
Описание:
A spinning coin rotates as it wobbles. The rate of rotation is (1/cos(θ) - 1) of the rate of wobble. Draw an arrow on a coin and check it yourself!
The notes from the whiteboard are available here:
http://imgur.com/a/XVw6m
Here are the videos of the disk spinning:
NORMAL SPEED: • Euler's Disk: normal speed
10% SPEED: • Euler's Disk: 10% speed
Music by Howard Carter
Design by Simon Wright
MATT PARKER: Stand-up Mathematician
Website: http://standupmaths.com/
Maths book: http://makeanddo4D.com/
Nerdy maths toys: http://mathsgear.co.uk/
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