(a) Draw a neat, labelled diagram of a simple direct-current (DC) electric motor…
PHYSICS · Subjective · CBSE · Physics · Magnetic Effects of Electric Current · Magnetic Effects of Electric Current
Problem
(a) Draw a neat, labelled diagram of a simple direct-current (DC) electric motor showing the following essential parts: rectangular coil, permanent magnets, split-ring commutator, and carbon brushes.
(b) State the function of the split-ring commutator in the motor.
(c) Define an electric motor.