A thin, uniformly charged ring of radius a = 10cm carries a total electric charge Q=3.6microCoulombs and rotates with angular speed w = 170rad/s counterclockwise about the z-axis.
Find the magnetic field at the ring's center.
What is the magnitude of the magnetic field?
B = T
What is the direction of the magnetic field?
+y
-z
-y
+x
+z
-x