Dc motor shunt

Discussion in 'Homework Help' started by TimeZero, Oct 21, 2015.

  1. TimeZero

    Thread Starter New Member

    Sep 14, 2015
    18
    0
    hi
    Dc motor shunt
    form where 0.99?

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  2. GS3

    Senior Member

    Sep 21, 2007
    408
    35
  3. pwdixon

    Member

    Oct 11, 2012
    488
    56
    It's 0.99 because they state they are looking for a 1% decrease.
     
    TimeZero likes this.
  4. TimeZero

    Thread Starter New Member

    Sep 14, 2015
    18
    0
    hi
    why If=5A? i don't understand how is 5 A !!

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  5. GS3

    Senior Member

    Sep 21, 2007
    408
    35
    From the magnetization curve, a field current of 5 A will produce 250 V, equal to the supply voltage.
     
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  6. TimeZero

    Thread Starter New Member

    Sep 14, 2015
    18
    0
    hi again
    from where the speed is 1800 r/min?


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