Field midway between two parallel wires 3 m apart carrying 3 A and 4.5 A in opposite directions

1. A.
   $\frac{\mu_0}{2\pi}$
2. B.
   $\frac{3\mu_0}{2\pi}$
3. C.
   $\frac{7\mu_0}{2\pi}$
4. D.
   $\frac{5\mu_0}{2\pi}$

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1. A.
   $\dfrac{\mu_0}{2\pi}$
2. B.
   $\dfrac{5\mu_0}{2\pi}$
3. C.
   $\dfrac{7\mu_0}{2\pi}$
4. D.
   $\dfrac{9\mu_0}{2\pi}$

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1. A.
   $\dfrac{5\mu_0}{2\pi}$
2. B.
   $\dfrac{3\mu_0}{4\pi}$
3. C.
   $\dfrac{2\mu_0}{\pi}$
4. D.
   $\dfrac{5\mu_0}{6\pi}$

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