Question

Two identical current carrying circular coils are kept perpendicular to each other such that their centres coincide. If magnetic field due to each coil is b0, then magnetic field at their centre is

Answer 1

Answer:

Two identical circular coils, p and q each of radius r, ... now, here for coil P , magnetic field directed in upward and for coil ... tanθ = Bp/BQ = 1/√3 = tan30° so, θ .............................

Answer 2

Answer:

2:1

1:2

2–√:14

1:2–√

So the answer is :

3