Category

Eddy currents

21/09/2020
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National Recycling Week – How do magnets play their part?

National Recycle Week is back for it’s 17th year! The week of celebration was put together by WRAP under the Recycle Now brand. The theme of the week changes each year and this years theme is ‘Together- We Recycle’. This years theme wanted to represent COVID-19 and recognise the sacrifices that our recycling and waste key workers and communities have made to recycling and their continued support to making the world around us a better place, even during a difficult time. Did you know magnets have key roles in recycling... Read More

04/04/2014
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What are eddy currents and why do they make a magnet fall slowly through a copper pipe

  Magnets are fascinating – there are many things about magnets for which the only explanation seems to be magic! The best place to find out about magnet-related phenomena is of course here, on our blog – and YouTube. The most viewed videos showing super-strong magnets falling through copper pipes alone have amassed an incredible 8 million views and counting. What you are seeing in these videos is of course a demonstration of eddy currents in action. Here we will explain what is going on.