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Does a conductor become charged when a c...

Does a conductor become charged when a current is passed through it?

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Knowledge Check

  • When no current is passed through a conductro

    A
    the free electrons do not move
    B
    the average thermal velocity of a free electron over a large period of time is zero
    C
    the average of thermal velocities of all the free electrons at an instant is zero
    D
    (b) and (c) both

  • 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 : For a given conductor , electric current does not vary even if its cross sectional area varies . R : A conductor remains unchanged when current flows through it .

    A
    If both Assertion & Reason are true and the reason is the correct explanation of the assertion , then mark
    B
    If both Assertion & Reason are true but the reason is not the correct explanation of the assertion then mark.
    C
    If Assertion is ture statement but Reason is false , then mark
    D
    If both Assertion and Reason are false statements then mark.

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