When you move a magnet past a metal plate or through a copper tube you generate a current.
The current it’s self generates magnetic fields which oppose the magnetic field generated by the magnet impeding it’s movement
The key is in explaining that the law runs both ways; current generates magnetic fields, and magnetic fields generate current.
Story and gif via The Crafty Chemist
With all the posturing Google has done over the NSA stuff, and having encouraged people to sign the petition to require a warrant for email snooping (which I heartily agree with), this just makes Google look hypocritical.
Often imitated, never duplicated.
"Simplicity is the ultimate sophistication" - Leonardo DaVinci
With great power comes great responsibility.
The only person you need to compare yourself to is who you have been. The only person you need to be better than is who you are now.
It doesn't matter if you win by an inch or a mile... winning's winning.
- De Montfort UniversityBSc (Hons) Computer Science, 2008 - 2012Secure Web Application Development, Multi-service Networks, Software Engineering, Computing Project, Computing, Ethics and Professional Practice, Internet Software Development, OO Software Design and Development, Frameworks and Methods, Database Design & Implementation, Programming in C, Creative Client Computing, Computer Systems Information Systems and Database Development.
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