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Discussion :: Measurements and Instrumentation

  1. Consider the following Statements regarding resistance strain gauge

    1. The gauge factor is in the range of 2 to 5.
    2. The resistance changes due to change in specific resistance with strain.
    3. The resistance increases with increase in temperature.
    Of the above statements, which are correct?

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

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    Answer : Option D

    Explanation :

    The change in resistance is due to change in length and area of cross-section.

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