# Geomagnetic field

The above is a schematic diagram where a charged particle emanating from the sun is moving along the magnetic field line of the earth. Which of the following statements is correct?

a) The closer to the north magnetic pole, the higher the intensity of the geomagnetic field.

b) This particle is negatively charged.

c) The direction of the force acting on the particle at point $$P$$ is parallel to the direction of the magnetic field at that point.

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