You set out to reproduce Thomson’s e/m experiment with an accelerating potential of 150 V and a deflecting electric field of magnitude 6.0 * 10^6 N/C. (a) How fast do the electrons move? (b) What magnetic-field magnitude will yield zero beam deflection? (c) With this magnetic field, how will the electron beam behave if you increase the accelerating potential above 150 V?

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