The magnetic moment of the assumed dipole at the earth’s centre is 8.0 × 1022 Am2. Calculate the magnetic field B at the geomagnetic poles of the earth. Radius of the earth is 6400 km.
Given, 
R =6400KM
T
1
The magnetic moment of the assumed dipole at the earth’s centre is 8.0 × 1022 Am2. Calculate the magnetic field B at the geomagnetic poles of the earth. Radius of the earth is 6400 km.
Given,
R =6400KM
T