A 190-km-long high-voltage transmission ine 2.00 cm in diameter carries a steady current of 1.160 A. Ifthe conductor s copper with a free charge density of 8.5O K s0 electrena per cubie meter, how many years does it take one electron to travel the full length of the cable? (Use 3.156 x 10 for the number of seconds in a year) 121.50 Your incorrect answer may have resulted from roundoff error Make sure you keep extra significant figures in intermediate steps of your calculation yr Need Help? Mester

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A 190-km-lang high-voltage transmission line 2.00 cm in diameter carries a steady current of 1.160 A. If the conductor is copper with a free charge density of 8.50 K 10 lectrona per cubic
meter, how many years does it take one electron to travel the full length of the cable? (Use 3.156 x 10 for the number of seconds in a year)
21.60
Your incorrect answer may have resulted from roundoff error Make sure you keep extra significant figures in intermediate steps of your calculation. yr
Need Help?
Mester
ead t
Transcribed Image Text:A 190-km-lang high-voltage transmission line 2.00 cm in diameter carries a steady current of 1.160 A. If the conductor is copper with a free charge density of 8.50 K 10 lectrona per cubic meter, how many years does it take one electron to travel the full length of the cable? (Use 3.156 x 10 for the number of seconds in a year) 21.60 Your incorrect answer may have resulted from roundoff error Make sure you keep extra significant figures in intermediate steps of your calculation. yr Need Help? Mester ead t
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