A cathode ray beam an electron beam q e m 9 1 x 10 31 kg is

Last updated: 5/3/2023

A cathode ray beam an electron beam q e m 9 1 x 10 31 kg is bent in a circle of radius 2 0 cm by a uniform field B 4 5 x 10 3 T What should be the speed of the electron as it encounters the field B O 0 6 x 1014 km s None of the speeds are correct O 1 6 x 104 km s O 1 6 x 1013 km s