Physics · 2023
JEE Main · 25 January 2023, Shift 1 · Q13
A solenoid of 1200 turns is wound uniformly in a single layer on a glass tube 2 m long and 0.2 m in diameter. The magnetic intensity at the center of…
A solenoid of $\displaystyle 1200$ turns is wound uniformly in a single layer on a glass tube $\displaystyle 2$ m long and $\displaystyle 0.2$ m in diameter. The magnetic intensity at the center of the solenoid when a current of $\displaystyle 2$ A flows through it is:
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 1.2 \times 10^3 \mathrm{~A} \mathrm{~m}^{-1}$
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.