Question:medium

The self-inductance of a solenoid of length $l$, area of cross-section $A$ and number of turns $N$ is proportional to

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Remember that the self-inductance \( L \) depends on the square of the number of turns and is inversely proportional to the length of the solenoid.
Updated On: May 31, 2026
  • $N^2 A / l$
  • $N A / l$
  • $N^2 A l$
  • $N A l$
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The Correct Option is A

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