Use the approach outlined in Example 2 to develop an expression for the magnetic field H a...

Use the approach outlined in Example 2 to develop an expression for the magnetic field H at an arbitrary point P due to the linear conductor defined by the geometry shown in Fig. 1. If the conductor extends between z1 = 3 m and z2 = 7 m and carries a current I = 5 A, find H at P(2, φ, 0).

Figure 1

Current-carrying linear conductor.