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unhip_crayon
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Homework Statement
The two wires carrying the currents are infinite in length. i1 = 5.00 A out
of the paper and i2 = 7.00 A into the paper. a = 40.0 cm and b = 30.0 cm.
Calculate the direction of the magnetic field at P, measured counterclockwise
from the +x axis.
Answer: 126.4°
http://answerboard.cramster.com/answer-board/image/5769206ead06ab440f5adef680da9eba.jpg
Homework Equations
http://answerboard.cramster.com/Answer-Board/Image/cramster-equation-20088221440246335501282431425007016.gif
The Attempt at a Solution
B1 = (μo /2π) (5 A) / (0.30m) = (μo/2π) 16.6667
B2 = (μo/2π) 14
Thats it, I am stuck. I tried breaking this into components and finding the angle but it did not work.
Please Help
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