Categories > Moving Charges and Magnetism > Biot-Savart's Law > A current of 0.1 A circulates around a coil of 100 turns and having a radius equal to 5cm. The magnetic field set up at the centre of the coil is ($\mu_0 = 4\pi \times 10^{–7}$ weber/amp-metre)

Moving Charges and Magnetism

Question: A current of 0.1 A circulates around a coil of 100 turns and having a radius equal to 5cm. The magnetic field set up at the centre of the coil is ($\mu_0 = 4\pi \times 10^{–7}$ weber/amp-metre)


1) $2 \times 10^{–5}$ Tesla
2) $4 \times 10^{–5}$ Tesla
3) $8\pi \times 10^{–5}$ Tesla
4) $4\pi \times 10^{–5}$ Tesla
Solution: Explanation: No Explanation
Biot-Savart's Law Amperes Law

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