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Question:

Do the split/spin rings rotate in an AC/DC motor. if yes, how so?

Do the split/spin rings rotate in an AC/DC motor. if yes, how so?

Answer:

The split ring commutator is stationary and is fixed to the shell of the motor. It is the conductor rotor that is rotating.
When the armature rotatesin the magnetic field , during the first 180 degrees rotation the induced current will be in one direction, and in the next half cycle the current will be in the opposite direction. ie. the proper AC will b the output, if the induced current is taken from thje armature through a pair of slip rings (full). Instead, if the current is taken from the rmature with the help of a pair of split rings (Half rings), what ever be the changes taken place in the armature will be nullified and the external current will be only in one direction. In short, slip rings gives us Bi- directional current and the Split rings , unidirectional current.
the rotor is spilt with different coils surrounding the rotor and the rings are stationary at the end of the shaft

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