y 12 Two long, straight wires carry currents in the directions shown in the figure above. I1 = 2 A, 12 = 10 A, a = 8 cm, b = 2 cm. a) Find the magnetic field strength at point P. B = ( 2.84*1^-5 i+ -0.46*10^-5 j)T b) What force would 1 m of a third wire, carry a 4-A current out of the page, experience if place at P? F = ( 1.84*10^-5 i+ 11.36*10^-6 j)N

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I1
a
O12
Two long, straight wires carry currents in the directions shown in the figure above. 1 = 2 A, 12 = 10 A, a = 8 cm, b = 2 cm.
a) Find the magnetic field strength at point P.
i+ -0.46*10^-5
B = ( 2.84*1^-5
j)T
b) What force would 1 m of a third wire, carry a 4-A current out of the page, experience if place at P?
F = ( 1.84*10^-5
i+ 11.36*10^-6
j)N
Transcribed Image Text:I1 a O12 Two long, straight wires carry currents in the directions shown in the figure above. 1 = 2 A, 12 = 10 A, a = 8 cm, b = 2 cm. a) Find the magnetic field strength at point P. i+ -0.46*10^-5 B = ( 2.84*1^-5 j)T b) What force would 1 m of a third wire, carry a 4-A current out of the page, experience if place at P? F = ( 1.84*10^-5 i+ 11.36*10^-6 j)N
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