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The classic demonstration illustrating Lenz's law by dropping a magnet through a copper pipe is presented using household aluminum foil right out of the box. Then comes the surprise. The… Click to show full abstract
The classic demonstration illustrating Lenz's law by dropping a magnet through a copper pipe is presented using household aluminum foil right out of the box. Then comes the surprise. The teacher presents an aluminum foil cylinder with a missing lengthwise slice (cut before class). Will the demonstration still work? Students are amazed at the result, described in this paper and included in our accompanying video (Ruiz 2018 Video: Lenz's law with aluminum foil http://mjtruiz.com/ped/aluminum/).
Keywords:
aluminum;
law aluminum;
lenz law;
aluminum foil
Journal Title: Physics Education
Year Published: 2018
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Journal Title: Physics Education
Year Published: 2018
Link to full text (if available)
Share on Social Media: Sign Up to like & get
recommendations!