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State the factors on which at a given te...

State the factors on which at a given temperature the resistance of a cylindrical conductor depends, State the S.I unit of resistivity.

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Factors on which the resistance of a cylindrical conductor depends :
(i) Area of cross-section of the conductor.
(ii) Nature of the material.
SI unit of resistivity is ohm -m
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Knowledge Check

  • The SI unit of resistivity is

    A
    `ohm.m^(3)`
    B
    `ohm.m`
    C
    `ohm.m^(2)`
    D
    `ohm.m^(-1)`

  • Resistance of a conductor depends on its

    A
    Length
    B
    Density
    C
    Volume
    D
    Mass

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