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Discussion :: Measurements and Instrumentation

  1. Which of the following instruments has non-linear scale?

    1. Moving coil instrument
    2. Moving iron instrument
    3. Electrostatic instrument
    4. Rectifier instrument
    Select the answer as per following codes

    2. A.
    2 only
    B.
    2 and 3 only
    C.
    2, 3 and 1
    D.
    1, 2, 3 and 4

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    Answer : Option B

    Explanation :

    Moving coil and Rectifier Instruments have linear scale. Moving iron and electrostatic have non-linear scale.

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