Target Exam

CUET

Subject

Physics

Chapter

Moving Charges and Magnetism

Question:

Magnetic field $|\vec B|$ at a point P in the following network is:

Options:

$\frac{μ_0I}{4πR}\left(\frac{3}{2}π\right)$

$\frac{μ_0I}{4πR}\left(\frac{3}{2}π+2\right)$

$\frac{μ_0I}{4πR}\left(\frac{3}{2}π-2\right)$

$\frac{3}{2}\frac{μ_0I}{R}$

Correct Answer:

$\frac{μ_0I}{4πR}\left(\frac{3}{2}π-2\right)$

Explanation:

The correct answer is Option (3) → $\frac{μ_0I}{4πR}\left(\frac{3}{2}π-2\right)$