Sir in earth magnetism I have one doubt please clarify
Which earth magnetic pole located at gegrophical north?
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Solution
South Magnetic pole is near geographical north pole. Let us understand it, know two things: 1. If we allow a bar magnet to swing freely on a string, the end that points towards the geographic north pole is called the north seeking pole of the magnet, and is labeled "N". Its opposite end is labeled "S". This is the convention used to determine the "N" or North end of a magnet. 2. We know that like poles repel each other and unlike poles attract each other.
Therefore: The magnetic field created by the molten core of the earth must have a magnetic South pole near the geographic north pole in order to attract the "N" end of our bar magnet and compass needles.