A proton, with a velocity of 3.4 x 10°m/s.enters a magnetic field perpendicular to the field lines. The magnetic field has an ntensity equal to 7.7 x 102T. Calculate the radius of the circumference described by the proton. Proton mass = 1.67 x 10 2 kg. Proton charge 1.6 x 10¬19C 4.6 m O 2.3 m O 0.23 m 0.46 m

A proton, with a velocity of 3.4 x 10°m/s.enters a magnetic field perpendicular to the field lines. The magnetic field has an ntensity equal to 7.7 x 102T. Calculate the radius of the circumference described by the proton. Proton mass = 1.67 x 10 2 kg. Proton charge 1.6 x 10¬19C 4.6 m O 2.3 m O 0.23 m 0.46 m