Two concentric coils of radius $2π\, cm$ each are placed with their planes at right angles to each other and carry currents of 3 A and 4 A, respectively. The net magnetic field in $Wb/m^2$ at the center of the coils will be |
$10^{-5}$ zero $7 × 10^{-5}$ $5 × 10^{-5}$ |
$5 × 10^{-5}$ |
The correct answer is Option (4) → $5 × 10^{-5}$ |