1The conductor of a single - phase 60-Hz l i n e i s a sol i d rou n d a l u m i n u m w i re h avi n g ad i ameter of 0.4 1 2 cm. The c o n ductor spacing is 3 m . Determine t h e i n d uctance o fthe l i ne i n m i l l i henrys per m i l e . How m u c h o f the i n d u ctance i s d u e t o i n ternal fluxl i n k ages? Assume skin effect i s negl i g i b l e .