Moving Charges and Magnetism

Question: Which of the following gives the value of magnetic field according to, Biot-Savart’s law’

1) $\frac{{i\Delta l\sin \theta }}{{{r^2}}}$

2) $\frac{{{\mu _0}}}{{4\pi }}\frac{{i\Delta l\sin \theta }}{r}$

3) $\frac{{{\mu _0}}}{{4\pi }}\frac{{i\Delta l\sin \theta }}{{{r^2}}}$

4) $\frac{{{\mu _0}}}{{4\pi }}i\Delta l\sin \theta $

Solution:

Explanation: No Explanation

Biot-Savart's Law Amperes Law

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