CUET Preparation Today
The magnetic field produced at the centre of circular loop of diameter 4 cm is $6.28 × 10^{-5}T$. The current required to flow in the loop is: $(μ_0=4π×10^{-7} NA&{-2}$)$ |
1.57 A 2.5 A 2 A 3.14 A |
2 A |
The correct answer is Option (3) → 2 A |
