Consider two long wires with current I1 = 6.4 A and I2 = 3.8 A as shown in the figure. Let d = 0.65 m, a = 1.5 m. 1. Express the magnitude of the magnetic field at A created by current I1, BA1, in terms of I1 and d.  2. Express the magnitude of the magnetic field at A created by current I2, BA2, in terms of I2 and d.  3. Express the total magnetic field at A created by current I1 and I2, BA, in terms of I1, I2, and d. Take out of the screen as the positive direction.

Consider two long wires with current I₁ = 6.4 A and I₂ = 3.8 A as shown in the figure. Let d = 0.65 m, a = 1.5 m.

1. Express the magnitude of the magnetic field at A created by current I₁, B_A1, in terms of I₁ and d. 

2. Express the magnitude of the magnetic field at A created by current I₂, B_A2, in terms of I₂ and d. 

3. Express the total magnetic field at A created by current I₁ and I₂, B_A, in terms of I₁, I₂, and d. Take out of the screen as the positive direction. 

4.Calculate the numerical value of B_A in Tesla. 

5. Express the magnitude of the magnetic field at B created by current I₁, B_B1, in terms of I₁ and a. 

6. Express the magnitude of the magnetic field at B created by current I₂, B_B2, in terms of I₂, a and d. 

7. 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 the page as the positive direction. 

8. Calculate the numerical value of B_B in Tesla.