Two conductors of equal length (1), radii r and 2r, and a third conductor with length 21 and radius 2r are connected in parallel. If the current through the thin wire is 2 amps, how many amperes is the current flowing through the main branch? A) 14 B) 8 C) 7/2 D) 7 E) 4

Two conductors of equal length (1), radii r and 2r, and a third conductor with length 21 and radius 2r are connected in parallel. If the current through the thin wire is 2 amps, how many amperes is the current flowing through the main branch? A) 14 B) 8 C) 7/2 D) 7 E) 4

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter20: Electric Current, Resistance, And Ohm's Law

Section: Chapter Questions

Problem 4CQ: Why are two conducting paths from a voltage source to an electrical device needed to operate the...

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