A 200km long high voltage transmission line runs across the Arizona open desert. The copper wire 2.00 cm in diameter and carries a current of 1200 A. If the free charge carrier density for copper is 8.5*10^28 electrons per cubic meter, how many years does it take one electron to travel the full length of the cable

A 200km long high voltage transmission line runs across the Arizona open desert. The copper wire 2.00 cm in diameter and carries a current of 1200 A. If the free charge carrier density for copper is 8.5*10^28 electrons per cubic meter, how many years does it take one electron to travel the full length of the cable

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter21: Current And Direct Current Circuits

Section: Chapter Questions

Problem 17P

See similar textbooks

Similar questions

A high voltage transmission line of diameter 2 cm and length 2 km carries a steady current of 1000 A. If the conductor is copper with a free charge density of 8 × 1028 electrons/m3, how long does it take one electron to travel the full length of the cable? (e = 1.6 × 10−19 C) Select one: a. 8 × 104 s b. 8 × 106 s
A high voltage transmission line of diameter 3.73 cm and length 3.76189 km carries a steady current of 1.9 x103 A. If the conductor is copper with a free charge density of 6 x 1028 electrons/m3, how long (in seconds ) does it take one electron to travel the full length of the cable? (e = 1.6 x 10−19 C).For this problem use scientific/exponential notation to represent your answer. Eg., -0.0001 can be written as 1.0e-4 or as 1.0E-4. Spaces are not allowed.
A 2.0 x 102 - km - long high - voltage transmission line 2.0 cmin diameter carries a steady current of 1.0 x 103 A. If theconductor is copper with a free charge density of 8.5 x 1028electrons/m3, how many years does it take one electron totravel the full length of the cable?
A current of 14 A is traveling through a cylindrical metallic wire with a radius of 1.5 mm. The number density of free electron charge carriers in the wire is 8.0 x 1028 electrons/m3. What is the drift velocity of the electrons in the current? a. 0.95 mm/s b. 0.35 mm/s c. 0.15 mm/s d. 0.55 mm/s e. 0.75 mm/s
A high-voltage copper transmission line with a diameter of 1.40 cm and a length of 120 km carries a steady current of 8.25 102 A. If copper has a free charge density of 8.46 1028 electrons/m3, over what time interval does one electron travel the full length of the line?
A copper wire is dCu = 0.0500 cm in diameter, 3.00 m long, and has a charge carrier density of 8.50x10^28 electrons/m3. The copper wire is attached to an equal length of aluminum wire with diameter dAl = 0.0100 cm and charge carrier density of 6.02x10^28 electrons/m3. A current of 0.400 A flows through the copper wire. a. The ratio of current densities in the two wires, JCu/JAl is:___. b. The ratio of drift velocities in the two wires, vd–Cu/vd–Al is:____.
A high voltage transmission line of diameter 2.09 cm and length 4.9017 km carries a steady current of 1.1 x 103 A. If the conductor is copper with a free charge density of 4 x 1028 electrons/m3 how long (in seconds) does it take one electron to travel the full length of the cable? (e=1.6 x 1019 C). Use scientific/exponential notation to represent your answer.
A high voltage transmission line of diameter 2.55 cm and length 3.42167 km carries a steady current of 2 x103 A. If the conductor is copper with a free charge density of 7 x 1028 electrons/m3, how long (in seconds ) does it take one electron to travel the full length of the cable? (e = 1.6 x 10−19 C).For this problem use scientific/exponential notation to represent your answer.
A copper wire has a square cross section 2.3 mm on a side. The wire is 4.0 m long and carries a current of 3.6 A. The density of free electrons is 8.5 x1028/m3 Find the magnitudes of (a) the current density in the wire (b) the electric field in the wire (c) How much time is required for an electron to travel the length of the wire? For copper: p = 1.72 x10-82. m n = 8.5 x1028/m3
Energy is to be transmitted over a pair of copper wires in a transmission line at the rate of 20.0 kW with only a 1.00% loss over a distance of 18.0 km at potential difference ΔVrms = 1.50 × 103 V between the wires. Assuming the current density is uniform in the conductors, what is the diameter required for each of the two wires?
When a current flows in an aluminum wire of diameter 4.67 mm,4.67 mm, the drift speed of the conduction electrons is 0.000149 m/s.0.000149 m/s. How many electrons are flowing past a given point each second? The conduction electron density in aluminum is 6.00×1028 m−3.
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?