Question
Just part B please
loncapal.fsu.edu Reade Homework Help Ask A Question I Chegg.com LON-CAPA F Main Menu l Course Contents Course Contents 13 Sources of Magnetic Field I Four Wires Notes Bookmark Evaluate Communicate Print Four Wires The four wires that lie at the corners of a square of side a 4.70 cm are carrying equal currents i 2.50 A into or out of the page, as shown in the picture Calculate the y component of the magnetic field at the center of the square. 4.26x10 ST You are correct. Your receipt s 168-982 Previous Tries no Calculate the x-component of the force on a 1.0-cm long piece of the lower right-hand wire, due to the other three wires. 4.54 10 N Start with a good vector diagram of the three forces on that wire due to the other three wires. Do all three of those forces have nonzero x components? Do the problem algebraically first, then put in numbers as the last step! Submit Answer Incorrect. Tries 1/15 Previous Tries O 1998-2014 by Florida State University. All rights reserved The contents of this web site are for use by the students enrolled in this course only. Any distribution of the contents in whole or in parts and in any form, including posting on the web or in printed version, is a violation of the Copyright laws and the FSU honor codes. This discussion is closed. Send Feedback
Explanation / Answer
Part B)
F = u0 i^2 L/(2 pi a) * (1 + (1/sqrt(2)) * (sqrt(2)/2))
==> F = u0 i^2 L/(2 pi a) * (1 + 1/2)
==> F = u0 i^2 L/(2 pi a) * (3/2)
==> F = (4*3.1416e-7*2.50*2.50*0.01)/(2*3.1416*4.7e-2) * (3/2)
==> F = 3.99 x 10^-7 N
