PHYSICS_JEE Advance 2017_S2 - Competishun – Live JEE & NEET Courses and Exam Prep

JEE Advance 2017

Paper-2

Question

A symmetric star shaped conducting wire loop is carrying a steady state current I as shown in the figure. The distance between the diametrically opposite vertices of the star is $4 a$. The magnitude of the magnetic field at the center of the loop is

Select the correct option:

$\frac{\mu_0 \mathrm{I}}{4 \pi \mathrm{a}} 3[2-\sqrt{3}]$

$\frac{\mu_0 \mathrm{l}}{4 \pi \mathrm{a}} 6[\sqrt{3}-1]$

$\frac{\mu_0 \mathrm{I}}{4 \pi \mathrm{a}} 3[\sqrt{3}-1]$

$\frac{\mu_0 \mathrm{I}}{4 \pi \mathrm{a}} 6[\sqrt{3}+1]$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Advance

Physics

Easy

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