Question: An electron (m = 9.11 X 10-31 kg) enters a uniform magnetic field B = 1.8T, and moves perpendicular to the field lines with a

An electron (m = 9.11 X 10-31 kg) enters a uniform magnetic field B = 1.8T, and moves perpendicular to the field lines with a speed v = 0.92c, what is the radius of curvature of path?

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