A bird stands on a DC electric transmission line carrying 4100A that has a cross-sectional radius of 1mm. The line has 2.5 x 10-5 Ω resistance per meter, and the bird’s feet are 4.0cm apart. What is the potential difference between the bird’s feet?

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 69P
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A bird stands on a DC electric transmission line carrying 4100A that has a cross-sectional radius of 1mm. The line has 2.5 x 10-5 Ω resistance per meter, and the bird’s feet are 4.0cm apart. What is the potential difference between the bird’s feet?

0.008 joules
130.507 joules
1305.07 volts
0.08 volts
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