Question

An electron moves from point P to point Q in a magnetic mirror. At point P, the magnetic field is 0.5 Tesla, the perpendicular energy ( 1 2 mv⊥ 2 = 200 eV), and the parallel energy ( 1 2 mvII 2 = 600 eV). What is the magnetic field at point Q if the electron is reflected at this point?

Answer 1

Answer:

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Explanation:

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