Construction of DC Motor

What are slot wedges in a dc machine made of? slot wedges in dc machine made of The Gramme-ring armature is constructed by winding an insulated wire around a soft-iron ring Eight equally spaced connections are made to the winding Each slot สับปะรด The function of a Commutator is to invert DC input wave to an AC wave in the armature winding It is built up of a number of small wedge shaped segments of high

slot lucky lady''s charm deluxe yoke 2 armature core 3 brushes 4 pole core Which of following subject to iron loss?