pemba39 pemba39

04-08-2019
Physics

contestada

A copper wire has a diameter of 1.02mm and carries
a constant current of 1.67A. If the density of
free electrons in copper is 8.5 x10 to the power 28 per meter cube. calculate
the current density and drift velocity of the electrons

Respuesta :

HardiShah HardiShah

04-08-2019

Explanation:

area = a

density × vd × q × area = I

and J = I /A

(current density)

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