1.

Select the three methods of improving commutation.

A. Ring windings, Armature winding and Series commutation
B. Resistance commutation, Voltage Commutation and Compensating Windings
C. Capacitance commutation, Voltage Commutation and Series Windings
D. Capacitance commutation, Inductance Commutation and Compensating Windings
Answer» C. Capacitance commutation, Voltage Commutation and Series Windings


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