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Discussion :: Materials and Components

  1. Which inductor is used at high frequencies?

  2. A.
    Cast iron cored
    B.
    Sheet steel cored
    C.
    Iron alloy cored
    D.
    Ceramic cored

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    Answer : Option D

    Explanation :

    Cast iron, sheet steel and iron alloy have very high hysteresis and eddy current losses at high frequencies.


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