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HELMHOLTZ COIL & TRAJECTORY OF ELECTRON BEAM (2 of 2)
Accelerating Voltage=130; Coil Current=1.42
A uniform magnetic field, generated by Helmholtz coils, causes an electron beam to move in a curved path. As an increase in current causes greater field strength, the radius of the path decreases.
Copyright:© 2002 Richard Megna - Fundamental Photographs
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