Assertion: alternator's field | /r/ObjectUse | used in alternator
Facets:
Source sentences:
text: There are two main ways to produce the magnetic field used in the alternators, by using permanent magnets which create their own persistent magnetic field or by using field coils.
text: There are two main ways to produce the magnetic field used in the alternators, by using permanent magnets which create their own persistent magnetic field or by using field coils.