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what will be the magnetic field at the centre of a n sided regular polygon, if centre to vertex dis†an ce is a and the current is i? also find the limiting value of magnetic field as n approaches to a larege valu |
| Answer» what will be the magnetic field at the centre of a n sided regular polygon, if centre to vertex dis†an ce is a and the current is i? also find the limiting value of magnetic field as n approaches to a larege valu | |