An electron with mass mp 9 1x 10 31 kg charge qe 1 6 x 10 1

Last updated: 4/29/2023

An electron with mass mp 9 1x 10 31 kg charge qe 1 6 x 10 1 C moving with a speed of 2 50 x 105 m s enters the Earth s magnetic field B 55 0 T Northbound If the electron moves westward the magnetic force FB acting on it should be O 2 2 x 10 18 N eastward O 2 2 x 10 18 N downward O 7 04 x 10 16 N upward O 2 2 x 10 18 N upward