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What is electrical resistivity? What is ...

What is electrical resistivity? What is SI unit?

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The electrical resistivity of a material is the resistance offered by unit cube of that material betaween its opposite faces. Its SI unit is ohm-metre `(Omega-m)`.
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Knowledge Check

  • SI unit of resistivity is

    A
    ampere (A)
    B
    coulomb (C)
    C
    ohm `(Omega)`
    D
    ohm - meter `(Omega - m)`

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