toroid 25 A solenoid of length I has N turns of wire closely

Last updated: 6/11/2023

toroid 25 A solenoid of length I has N turns of wire closely spaced each turn carrying a current i If R is cross sectional radius of the solenoid the magnetic induction at P only axial component 1 AN HoiN 2 R 1 HoiN 2 121 1 XXXXXXXX 1 2 0 O 1 2 0 P X