Physics · 2023
JEE Main · 8 April 2023, Shift 2 · Q59
The ratio of magnetic field at the centre of a current carrying coil of radius r to the magnetic field at distance r from the centre of coil on its…
The ratio of magnetic field at the centre of a current carrying coil of radius $\displaystyle r$ to the magnetic field at distance $\displaystyle r$ from the centre of coil on its axis is $\displaystyle \sqrt{x}: 1$. The value of $\displaystyle x$ is $\displaystyle \_\_\_\_$
Official answer
From NTA’s final answer key for this paper.
8
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.