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Discussion :: Measurements and Instrumentation

  1. A moving iron instrument can be used for

    2. A.
    dc only
    B.
    ac only
    C.
    both dc and ac
    D.
    dc and high frequency ac

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    Workspace

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    Answer : Option C

    Explanation :

    Its deflecting torque ∝ I2. So, it can be used for both d.c. and a.c.

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