Question

What will be magnitude of net magnetic field as shown in figure at point $P$ . (Magnetic moment of small magnets are $M$ and $\frac{4M}{3\sqrt{3}}$ respectively)
Given that $\left(\frac{{\left(\mu \right)}_0}{4\pi }\frac{M}{R^3}=B_0\right)$

• A. $B_0$
• B. $\sqrt{5}{B}_0$
• C. $\sqrt{3}{B}_0$
• D. None of these

Answer 1

Answer: (C)

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