field coil

noun

, Electricity.

a coil that generates a magnetic field when an electric current is passed through it: used in various electrical devices, as motors, generators, or electromagnets.

With the armature still off, connect the field coil directly to the dry cell.

Describe the variable field coil method of field regulation.

This may be removed readily, affording access to any field coil, which in this way may be easily removed and replaced.

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