Magnetic Force on Moving Proton · PhysicsBowl 2018 #27
Physics · electromagnetism
Problem
Electrons flow from right to left in a wire. A proton is directly above the wire and moving upward as shown. What is the direction of the magnetic force on the proton?
(A) to the left
(B) to the right
(C) into the plane of the page
(D) out of the plane of the page
(E) toward the wire