How fast is a Fidget Spinner

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=OWCAlJ1vsqc

Use some mathematics to work out how fast a Fidget Spinner spins. In fidgets/second. • Follow-on video by Steve Mould: • Exponential decay - why your fidget s... • Maths and science teachers: please do torment your students with this experiment. All they need is a Fidget Spinner and a phone; the two things they refuse to be without. • I used the SpectrumView app, but there are loads of spectrogram apps out there. • http://www.oxfordwaveresearch.com/pro... • The audio the spectrogram recorded is here whynot. • / fidget-spinner-recording • This is the plot on the spectrogram screen showing the max frequency. • https://www.dropbox.com/s/33r45m34h3p... • Thanks to Hugh Hunt for his help with this video. He showed me how to measure speed with a spectrogram. • / spinfun • CORRECTIONS: • None yet. Let me know if you spot anything! • Support my videos on Patreon: • / standupmaths • 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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