Question

what's the role of axel in DC motor?

Answer 1

Explanation:

The stator is the stationary part of the motor-- this includes the motor casing, as well as two or more permanent magnet pole pieces. The rotor (together with the axle and attached commutator) rotate with respect to the stator.

Answer 2

used to change the direction of motor

Explanation:

Slip Rings in the axle of an electric motor are used to change the direction of flow of current through the coil in the motor, so that the torque on the axle is in the same direction throughout a rotation.