I2 I3 Four long, parallel wires are located at the corners of a square of side a = 20 cm, as shown in the figure above, where I = 8 A, I2 = 3 A, Iz = 8 A, I4 = 1 A. Find: a) the resultant magnetic field at the center of the square: i+ -0.2828*10^-5 j+ 0 k) T. b) the force on an electron moving at 5 × 106 i m/s as it passes the center:

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I1
I2
Four long, parallel wires are located at the corners of a square of side a =
20 cm, as shown in the figure above, where I = 8 A, I2 = 3 A,
I3 = 8 A, I4 = 1 A. Find:
a) the resultant magnetic field at the center of the square:
i+ -0.2828*10^-5 j+ 0
k) T.
b) the force on an electron moving at 5 x 10° i m/s as it passes the center:
( 0
i+ 0
j+ 2.286*10^-18
k)N
Transcribed Image Text:I1 I2 Four long, parallel wires are located at the corners of a square of side a = 20 cm, as shown in the figure above, where I = 8 A, I2 = 3 A, I3 = 8 A, I4 = 1 A. Find: a) the resultant magnetic field at the center of the square: i+ -0.2828*10^-5 j+ 0 k) T. b) the force on an electron moving at 5 x 10° i m/s as it passes the center: ( 0 i+ 0 j+ 2.286*10^-18 k)N
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