Question 1 0 / 1 pts An electron moving perpendicular to a uniform magnetic field of 3.2 x 102 T moves in a circle of radius 0.40 cm. How fast is this electron moving? (me = 9.11 x 1031 kg. e = 1.60 x 10'19 C) 22 x 10 m/s 3.0 x 105 m/s 0 1.9 x 10-30 mis 80 x 10 mis 1.9 x 10- m's