(a) A DC power line for a light-rail system carries 1000 A at an angle of 30.0 to the
Chapter 22, Problem 35(choose chapter or problem)
(a) A DC power line for a light-rail system carries 1000 A at an angle of 30.0 to the Earths 5.00105 -T field. What is the force on a 100-m section of this line? (b) Discuss practical concerns this presents, if any.
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