Consider two long wires with current I1 = 7.4 A and I2 = 1.6 A as shown in the figure. Let d = 0.75 m, a = 1.5 m. Part (A) Express the magnitude of the magnetic field at A created by current I1 and I2, BA, in terms of I1, I2 and d. (Create a formula for this and do not calculate a numerical value) Part (B) Express the total magnetic field at B created by current I1 and I2, B(B), in terms of I1, I2, a and d. Use out of page ad positive direction. (Create a formula for this and do not calculate a numerical value)

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