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Post AjKgDofFnXH6sDmFg8 by [email protected] |
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More posts by [email protected] |
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Post #AjJMBZ7QQtXvq5dyJU by [email protected] |
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A changing magnetic field makes the electric field curl around. So if you move… |
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Post #AjJMa9Rf1XGbSApeRE by [email protected] |
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Here's how you can test Faraday's law of induction. Hook a loop of wir… |
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Post #AjJNFlCdXwEwQhe5DM by [email protected] |
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Here's what Faraday's actual experiment looked like. He didn't u… |
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Post #AjJPyJRVnvLVGyyWDw by [email protected] |
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@dmm - nice! There's a lot of fun to be had with Maxwell's equations. … |
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Post #AjJSOx5pCxf9gQf58a by [email protected] |
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@johncarlosbaez Oh, Maxwell 'invented' the curl of a vector field? (obv… |
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Post #AjJUZHJF6AkPBgzOGe by [email protected] |
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@johncarlosbaez @DavidKButler Hmm, Maxwell's letter to Tait where he discus… |
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Post #AjJUZHPciRqrVTyUDI by [email protected] |
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@highergeometer @DavidKButler - Maxwell seems to be inventing 'curl' in… |
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Post #AjJUj569M1XOD9XWGu by [email protected] |
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@johncarlosbaez Heh, snap. I linked that, but didn't cite it. It's nice… |
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Post #AjJVI0qR9zy59eqYUq by [email protected] |
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@highergeometer - oh, I didn't understand at first, but when you said"… |
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Post #AjJVTsA1H1M9hEf4Yy by [email protected] |
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@johncarlosbaez Correct. But the work of MacCullagh was underappreciated (he al… |
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Post #AjJYpAnlSfa9SE6Hom by [email protected] |
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@highergeometer - I'll read about MacCullagh. By the way, I like your she… |
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Post #AjJppeUSmIbekjt1TU by [email protected] |
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@johncarlosbaez It turns out that I merely independently discovered this shear … |
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Post #AjJup6atIrjXOcS4B6 by [email protected] |
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@johncarlosbaez @highergeometer do you mean the unicode ꩜ ꩜ |
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Post #AjJvYO6r1mAgkbzjCy by [email protected] |
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@dimpase @highergeometer - yes, "'CHAM PUNCTUATION SPIRAL". To… |
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Post #AjKWYFaKQ0mycGZvay by [email protected] |
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@johncarlosbaez The instrument used to measure current looks like a Coulomb bal… |
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Post #AjKWkb26V8YYbwSPb6 by [email protected] |
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@johncarlosbaez They always used a lot of solenoides. A teacher should say in d… |
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Post #AjKX6eMancC1JLYZou by [email protected] |
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@johncarlosbaez The fact that an electric current could cause a compass needle … |
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Post #AjKYvogiGx4W3SviFM by [email protected] |
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@fl - yes, Faraday's experiment proving that a time-dependent magnetic fiel… |
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Post #AjKgDnhhMxdVtVugqm by [email protected] |
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@highergeometer @johncarlosbaez @DavidKButler Fluid dynamics was definitely a … |
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Post #AjKgDofFnXH6sDmFg8 by [email protected] |
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@weekend_editor @highergeometer @johncarlosbaez To be fair, how do you talk abo… |
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Post #AjKgDolzOUf9D6vdB2 by [email protected] |
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@weekend_editor wrote: "How did they talk about whirlpools without the cur… |
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Post #AjKgfFiFLDNCa5GA08 by [email protected] |
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@johncarlosbaez I like this: you can explain the decomposition into rotational/… |
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Post #AjKgzAnFLCBj7E65ku by [email protected] |
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@highergeometer - the Wikipedia article points out what you instantly saw: the … |
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Post #AjMYpf1fffVqfRiXJo by [email protected] |
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@johncarlosbaez Minimal evidence of the relationship between electricity and ma… |
