Two parallel and coaxial current loops of radius a are placed a distance 2L apart. When you look along the axis at the loops, the current in one is clockwise, and counterclockwise in the other. At a point on the axis half way between the loops the magnetic field in T has magnitude
A) 0.
B) .
C) .
D) .
E) .

Question

Two parallel and coaxial current loops of radius a are placed a distance 2L apart. When you look along the axis at the loops, the current in one is clockwise, and counterclockwise in the other. At a point on the axis half way between the loops the magnetic field in T has magnitude
A) 0. 
B) . 
C) . 
D) . 
E) .

Quizplus · Accepted Answer

The Answer of Two parallel and coaxial current loops of radius a are placed a distance 2L apart. When you look along the axis at the loops, the current in one is clockwise, and counterclockwise in the other. At a point on the axis half way between the loops the magnetic field in T has magnitude
A) 0. 
B) . 
C) . 
D) . 
E) .

Two Parallel and Coaxial Current Loops of Radius a Are