Joule's law
Coulomb's law
Faraday's law
Lenz's law
Lenz
Faraday
Maxwell
Ohm
removing gases from a material
removing impurities from magnetic materials
demagnetising a metallic part
demagnetising a magnet
lesser than
higher than
equal to
much lesser than
Shunt generator
Motor
Separately excited generator
Permanent magnet type generator