Question 6 A wire of diameter 2 mm and conductivity 5 x 107 S/m has 1029 free electrons per cubic meter. For an applied field of I mV/m, determine: i. The current density J ii. The drift velocity of electrons.
Question 6 A wire of diameter 2 mm and conductivity 5 x 107 S/m has 1029 free electrons per cubic meter. For an applied field of I mV/m, determine: i. The current density J ii. The drift velocity of electrons.
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Transcribed Image Text:Question 6
A wire of diameter 2 mm and conductivity 5 x 107 S/m has 1029 free electrons per cubic meter. For
an applied field of 1 mV/m, determine:
i.
The current density J
ii. The drift velocity of electrons.
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