What Is Bz(0), The Z Component Of B⃗ At The Center (I.E., X=Y=Z=0) Of The Loop?

What Is Bz(0), The Z Component Of B⃗ At The Center (I.e., X=Y=Z=0) Of The Loop?… Read more What Is Bz(0), The Z Component Of B⃗ At The Center (I.E., X=Y=Z=0) Of The Loop?