armature reaction

noun

, Electricity.

1. a change in the magnetic field of a dynamo caused by the magnetic field induced by the current flowing through the armature.

Example Sentences

This was first suggested by Lundell, the object being to prevent, as far as possible, the distortion of the magnetic field due to armature reaction especially on heavy overloads.

From Project Gutenberg

The position of neutrality varies with the type of the machine owing to the fact of armature reaction, which distorts the magnetic field.

From Project Gutenberg