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      Question

      Specific resistance of a conductor increases with

      :
      A increase in temperature Correct Answer Incorrect Answer
      B increase in cross-section area Correct Answer Incorrect Answer
      C increase in cross section and decrease in length. Correct Answer Incorrect Answer
      D decrease in cross section area Correct Answer Incorrect Answer

      Solution

      The value ρ does not depends on geometry but increases with increase in temperature.

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