Answer Happy

Question 9 10 pts A long straight wire is carrying a current of 2.30 A in the direction shown in the figure. The point P is a distance of 0.040 m from the wire. What is the magnitude of the magnetic field at P? 0.04 P 0 2.50 x 10-5 T 9.80 x 104T O 1.15 x 105 T 0 7.70 x 104 T 0 1.90 x 10-6 T