Use the Following to Answer the Next Question:
-Two $\times$

Multiple Choice

Use the following to answer the next question:
-Two long parallel wires are a distance d apart (d = 6 cm) and carry equal and opposite currents of 5 A.Point P is distance d from each of the wires.Calculate the magnitude of the magnetic field strength at point P.

A) 2.9 $\times$ 10^-5 T
B) 8.5 $\times$ 10^-6 T
C) 3.3 $\times$ 10^-5 T
D) 1.7 $\times$ 10^-5 T
E) none of the above