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Discussion :: Measurements and Instrumentation

  1. The speed transducer using a drag cup rotor has the main advantage of

    2. A.
    very high accuracy
    B.
    low energy requirement
    C.
    cheap construction
    D.
    all of the above

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    Workspace

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    Answer : Option B

    Explanation :

    A drag cup rotor has low inertia. Therefore it requires little amount of energy.

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