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The number of density of electrons …

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The number of density of electrons in copper is 8.5*10^28m-3 what is the time taken by an electron to drift from one end of a wire 2.2m long to its order and if area of cross section of the wire is 2*10^-6m^2 and it is carrying a current of 6A

    • Posted by Aradhana Singh 5 years, 4 months ago

    CBSE > Class 12 > Physics
    • 2 answers

    Chaitra Chavhan 5 years, 4 months ago

    I= n e A vd where vd= l/t t= 2.7×10*4 s. therefore the time taken by the electron to drift from one end to the wire to the other is 2.7×10*4s

    2Thank You

    Arvind Kumar 5 years, 4 months ago

    I = n e A Vd Calculate Vd Then velocity = distance/ time

    1Thank You

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