Which part of a D.C motor reverses the direction of current through the coil every half-cycle?

Which part of a D.C motor reverses the direction of current through the coil every half-cycle?

ڈی سی موٹر کا کون سا حصہ ہر آدھے چکر میں کوائل کے ذریعے کرنٹ کی سمت کو پلٹتا ہے؟
Explanation

The commutator is a crucial component in a DC motor that reverses the direction of current through the coil every half-cycle.

It is a mechanical switch that rotates with the armature.

It makes contact with the brushes, switching the current flow to the coil as the armature rotates.