88 There is a magnetic field acting in a plane downward

Last updated: 6/21/2023

88 There is a magnetic field acting in a plane downward perpendicular to sheet of paper Fig Particles in vacuum move in the plane of paper from left to right The path indicated by an arrow could be travelled by a proton c electron W X X X x X X X X X X X X X X X X X X X X X X X X X b neutron d a particle