What is the direction of the magnetic field that produces th

What is the direction of the magnetic field that produces the magnetic force on a positive charge as shown in each of the three cases, assuming

is perpendicular to

A).........?

B)..........?

C)..............?

Solution

The magnitude of the magnetic force when positive charge moving on the magnetic field

F=q(vxB).

A) Into Page

B) Left

C) Out of page