29.24 Two parallel wires, separated by distance r, carry currents of 11 and 12 respectively, in opposite directions. The force per unit length of one wire on the other is: A , repulsive "12 B attractive © MIL₂ repulsive M12 attractive r E none of these 29.20 The diagram shows three equally spaced wires that are perpendicular to the page. The currents are all equal, two being out of the page and one being into the page. Rank the wires according to the magnitudes of the magnetic forces on them, from least to greatest. A 1, 2, 3 B 2, then 1 and 3 tie 2 and 3 tie, then 1 D 1 and 3 tie, then 2 E 3,2,1
29.24 Two parallel wires, separated by distance r, carry currents of 11 and 12 respectively, in opposite directions. The force per unit length of one wire on the other is: A , repulsive "12 B attractive © MIL₂ repulsive M12 attractive r E none of these 29.20 The diagram shows three equally spaced wires that are perpendicular to the page. The currents are all equal, two being out of the page and one being into the page. Rank the wires according to the magnitudes of the magnetic forces on them, from least to greatest. A 1, 2, 3 B 2, then 1 and 3 tie 2 and 3 tie, then 1 D 1 and 3 tie, then 2 E 3,2,1
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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Transcribed Image Text:29.24 Two parallel wires, separated by distance r, carry currents of 11 and 12 respectively, in opposite directions. The force
per unit length of one wire on the other is:
A
, repulsive
"12
B
attractive
©
MIL₂
repulsive
M12
attractive
r
E
none of these
Transcribed Image Text:29.20 The diagram shows three equally spaced wires that are perpendicular to the page. The currents are all equal, two
being out of the page and one being into the page. Rank the wires according to the magnitudes of the magnetic forces
on them, from least to greatest.
A
1, 2, 3
B
2, then 1 and 3 tie
2 and 3 tie, then 1
D
1 and 3 tie, then 2
E 3,2,1
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