Nov
06
The Importance of Mathematics...
By:Manoj
 |
The Importance of Mathematics by Timothy Gowers at The Millennium Meeting (2000). |
Nov
06
Lenz's Law Demo
By:Manoj
 |
If you drop the little metal slug down the copper tube, it falls under the pull of gravity, and drops out at the bottom, just as you would expect. But take the second, apparently identical, slug; drop it down the tube, and hey presto! the slug travels down the tube extremely slowly. You can even see it\'s slow passage via the window in the side of the tube. It is a great magic trick, but the truth is just as amazing. The second slug is highly magnetic. Now Michael Faraday, the British physicist, discovered as long ago as 1831 that when you pushed a bar magnet into... |
Nov
06
Electromagnetic Induction
By:Manoj
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a brief description of electromagnetic induction, Micheal Faraday, and his work, including animation |
Nov
06
Induction, Ampere's Law, and...
By:Manoj
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This is an unconditional branch from my previous video on VLF antennas. My VLF antenna doesn\'t have enough coils and is very useless, but it works great for picking up ambient sounds from electrical devices...and other coils that are hooked up to MP3 players |
Nov
06
Ohm's Law Part 2: Ohm's Law...
By:Manoj
 |
This video demonstrates the use of Ohm\'s Law to calculate current, voltage, and resistance in a simple circuit. |
