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JEE MAIN 2025
07-04-2025 SHIFT-1
Question
The percentage increase in magnetic field (B) when space within a current carrying solenoid is filled with magnesium (magnetic susceptibility ${\chi _{{\rm{Mg}}}} = 1.2 \times {10^{-5}}$) is :
Select the correct option:
A
$\frac{5}{6} \times {10^{ - 4}}\% $
B
$\frac{6}{5} \times {10^{ - 3}}\% $
C
$\frac{5}{3} \times {10^{ - 5}}\% $
D
$\frac{5}{6} \times {10^{ - 5}}\% $
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Question Tags
JEE Main
Physics
Hard
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