How DC and universal motors work

[Mike.S]

Matthias Wandel has just uploaded a short video guide on how power tool motors work (induction motors to follow). I found it interesting and useful, as well as bringing back memories of physics lessons at school!

How DC and universal motors work

 

[Myfordman]

Don't tell me he has made a universal motor out of wood now!!

 

[wizard]

http://science.howstuffworks.com/transport/engines-equipment/maglev-train.htm