Two long, straight wires are fixed parallel to one another a distance d apart. The wires carry equal constant currents I in the same direction. The attractive magnetic force per unit length between them is f = FIL. What is the force per unit ength between the wires if their separation is 2d and each carries current 21?

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Two long, straight wires are
fixed parallel to one another a
distance d apart. The wires
carry equal constant currents I
in the same direction. The
attractive magnetic force per
unit length between them is f =
FIL. What is the force per unit
length between the wires if
their separation is 2d and each
carries current 21? *
O f/4
O 2f
3f/2
O f/2
Transcribed Image Text:Two long, straight wires are fixed parallel to one another a distance d apart. The wires carry equal constant currents I in the same direction. The attractive magnetic force per unit length between them is f = FIL. What is the force per unit length between the wires if their separation is 2d and each carries current 21? * O f/4 O 2f 3f/2 O f/2
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