A beam of electrons moving in the x-direction at 8.7 Mm/s enters a region where a
Chapter 26, Problem 46(choose chapter or problem)
A beam of electrons moving in the x-direction at 8.7 Mm/s enters a region where a uniform 180-G magnetic field points in the y-direction. The boundary of the field region is perpendicular to the beam. How far into the field region does the beam penetrate?
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