A 200-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1 000 A. If the conductor is copper with a free charge density of 8.50 x 1028 electrons per cubic meter, how many years does it take one electron to travel the full length of the cable?

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A 200-km-long high-voltage transmission line
2.00 cm in diameter carries a steady current of 1
000 A. If the conductor is copper with a free
charge density of 8.50 x 1028 electrons per cubic
meter, how many years does it take one electron
to travel the full length of the cable?
Transcribed Image Text:A 200-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1 000 A. If the conductor is copper with a free charge density of 8.50 x 1028 electrons per cubic meter, how many years does it take one electron to travel the full length of the cable?
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