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The magnitude of earth magnetic field at...

The magnitude of earth magnetic field at magnetic equator is `2.8 xx 10^(-5) T` . Find magnitude of earth's magnetic field near geomagnetic poles .

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`B_(e)` at pole is equal to `B_(e)` at equator
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The earth's magnetic field at geomagnetic poles has a magnitude 8xx10^(-5)T . Find the magnitude and the direction of the field at a point on the earth's surface where the radius makes an angle of 120^(@) with its axis of the earth's assumed magnetic dipole. What is the inclination dip at this point?

Angle of dip at a place is 30^(@) . If the vertical component of earth's magnetic field at that point is 7.5 xx 10^(-5) T, then the total magnetic field of earth at the point will be .

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