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Home/ Questions/Q 4562
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Teachers Of Physics Latest Questions

David K. K
David K. KTeacher
Asked: February 25, 20212021-02-25T04:14:22+00:00 2021-02-25T04:14:22+00:00In: Electricity and Magnetism

Magnetic effect of electric current

What is the role of commutators in a dc motor?

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3 Answers

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  1. Franc
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    Franc Pundit
    2021-02-28T09:10:34+00:00Added an answer on February 28, 2021 at 9:10 am

    The commutator on the DC generator converts the AC into pulsating DC. … On DC motor the purpose of the commutator is to insure that the current flowing through the rotor windings is always in the same direction, and the proper coil on the rotor is energized in respect to the field coils.

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  2. werewere
    werewere Professional
    2021-03-18T14:16:14+00:00Added an answer on March 18, 2021 at 2:16 pm

    to ensure that current flowing through the rotor windings is always in the same direction and the proper coil in the rotor is energized in the respect to the field coils.

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  3. Kiptoo
    Kiptoo Begginer
    2021-02-27T04:22:43+00:00Added an answer on February 27, 2021 at 4:22 am

    It converts ac to DC before it is used.

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