A cosmic-ray proton approaches Earth vertically at the equator, where the horizontal component of Earths magnetic field

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A cosmic-ray proton approaches Earth vertically at the equator, where the horizontal component of Earth’s magnetic field is 3.5 x 10-5 T. If the proton is moving at 3.0 x106 m/s, what is the ratio of the magnetic force to the gravitational force on the proton?

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Modern Physics

ISBN: 9781429250788

6th Edition

Authors: Paul A. Tipler, Ralph Llewellyn

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