A laboratory experimenter has created the parallel
Chapter 31, Problem 31.5(choose chapter or problem)
A laboratory experimenter has created the parallel electric and magnetic fields E u = 10,000 ni V/m and B u = 0.10 ni T. A proton is shot into these fields with velocity v u = 1.0 * 105 nj m/s. What is the electric field in the protons reference frame?
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