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When a steady current passes through a c...

When a steady current passes through a cylindrical conductor, is there an electric field inside the conductor?

Text Solution

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Under the electrostatic conditions (when no current flows), `E=0`. When current is non zero,then electric field is also non zero.
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Knowledge Check

  • When current passes through a conductor,

    A
    it creates an electric firld around it, directed towards the conductor
    B
    it creates an electric field, directed away from the conductor
    C
    none of the above
    D
    All of these

  • A steady electric current is flowing through a cylindrical conductor. Then,

    A
    the electric field at the axis of the conductor is zero
    B
    the magnetic field at the axis of the conductor is zero
    C
    the electric field in the vicinity of the conductor is zero
    D
    the magnetic field in the vicinity of the conductor is zero

  • When an electric current is passing through a conductor, there is no electric field produced because the conductor is

    A
    positively charged
    B
    negatively charged
    C
    electrically neutral
    D
    none of these

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