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The magnetic field of a cylindrical magn...

The magnetic field of a cylindrical magnet that has a pole-face radius 2.8 cm can be varied sinusoidally between minimum value 16.8 T and maximum value 17.2 T at a 60 frequency of Hz .Cross section of the TT magnetic field created by the magnet is shown. At a radial distance of 2cm from the axis. The amplitude of magnitude of the electric field is nx120 mN /C in- duced by the magnetic field variation. Find the value n. X X X X X X X X X 2.8 cm x x - x x x x x

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