dc motor

Discussion in 'Homework Help' started by redz600, Jun 24, 2012.

  1. redz600

    Thread Starter New Member

    Jun 24, 2012
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    hey guys, can anyone help me with this question please...
    For a dc motor in operation, the net voltage delivered to the armature coils is equal to the _______ less the_______.
     
  2. BMorse

    AAC Fanatic!

    Sep 26, 2009
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  3. MisterBill2

    Active Member

    Jan 23, 2018
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    The net voltage equals the applied voltage minus the voltage drop in the brushes. Once the motor is spinning you must also subtract the counter-emf generated as the motor turns.
     
  4. shortbus

    AAC Fanatic!

    Sep 30, 2009
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    You do realize your doing a lot of "necroposting" don't you?
     
    MrAl likes this.
  5. AlbertHall

    AAC Fanatic!

    Jun 4, 2014
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    ROFL
     
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