A rod of length $10\ meter$ at $0\,^oC$ having expansion coefficient $\alpha  = (2x^2 + 1) \times  10^{-6}\,C^{-1}$ where $x$ is the distance from one end of rod. The length of rod at $10\,^oC$ is

  • A

    $11.067$

  • B

    $10.067$

  • C

    $10.0068$

  • D

    $11.0068$

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