prat Messages 14 Reaction score 0 Thread starter Jun 13, 2011 #1 current is flowing from east to west in a wire.so the magnetic field due to point directly above the wire is i think the point is on z axis
current is flowing from east to west in a wire.so the magnetic field due to point directly above the wire is i think the point is on z axis
gneill Mentor Messages 20,989 Reaction score 2,934 Jun 13, 2011 #2 Use the right-hand-rule for currents. http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/magcur.html
Use the right-hand-rule for currents. http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/magcur.html