Find the radius of the electron orbit

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Determine the velocity of a beam of electrons that goes undeflected when moving perpendicular to an electric and magnetic fields. E and B are also perpendicular to each other and have magnitudes 7500 V/m and 6.9 x 10-3 T, correspondingly.

Find the radius of the electron orbit if the electric field is turned off?

Reference no: EM13684857

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