Two concentric coils each of radius equal to 2π cm are placed at right angles

Two concentric coils each of radius equal to 2π cm are placed at right angles to each other. If 3A and 4A are the currents flowing through the two coils, respectively. The magnetic induction (in Wb/m²) at the centre of the coils will be

Options

(a) 5×10⁻⁵
(b) 12×10⁻⁵
(c) 7×10⁻⁵
(d) 10⁻⁵

Correct Answer:

5×10⁻⁵

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. The mean radius of the earth is R, its angular speed on its own axis is ?
  2. Kirchoff’s I law and II laws of electricity prove respectively the
  3. There is a ring of radius r having linear charge densityλ and rotating with a uniform
  4. Identify the pair whose dimensions are equal
  5. An ideal heat engine works between temperature T₁=500 K and T₂=375 K.