Magnetic Field Direction of a Wire Loop
A thin, circular wire loop of radius R carries a current I. At what points along the axis of the loop does the magnetic field have a component parallel to the wire?
A
At no point along the axis
B
At a distance R from the center of the loop
C
At the center of the loop only
D
At all points along the axis
Question Leaderboard
Not enough data yet to show leaderboard.