Biology, 31.01.2020 14:02, nikejose11
High above the surface of the earth, charged particles (such as electrons and protons) can become trapped in the earth's magnetic field in regions known as van allen belts. a typical electron in a van allen belt has an energy of 40 kev and travels in a roughly circular orbit with an average radius of 210 m. what is the magnitude of the earth's magnetic field where such an electron orbits?
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