A rectangular coil can rotate in a magnetic field. The two ends of the coil are soldered respectively to the two halves of a commutator. Two carbon brushes are made to press lightly against the commutator and when these are connected in a circuit with a battery and a rheostat, the coil rotates. This is a description of

Radical_Young_Man

3 years ago

Myschool is correct
The fact that the commutators were halves tells you it's D.C related , finally the battery sums it up to be D.C electric motor

Thank you

Gotv

9 years ago

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Lydwina

10 years ago

U guys r supposed to give an explanation to whatever ans u give else u discourage pple frm making use of dis site, my school do sum tin abt dis, it's getting terribly bad