作者:peter hill 13 年以前
478
更多类似内容
Electron
Fundemental Subatomic Particle
Lepton
Charge -1
German 1880 thought a wave
1898 found by Thompson to be a particle witrh a fixed charge mass ration
Faraday Effect: Motor Effect separate + from -
Moving conductor in a field is a Battery
Lenz's Law - eddy currents maintain field and applies a drag force
Eddy Current
Breaking
Heating
Back EMF
Energy conservation
Motor Effect
A current in a field has a palm push
Ampere's law
DC Motors have constant switched force, Maximum torque at max distance flat to field
Comutators make Coil always the wrong way
Formulae
GPR
Step to Planets