Physics · Electromagnetic Induction
For a long solenoid of fixed radius and total number of turns, how does the self-inductance (L) depend on the length (l) of the solenoid?
- 1L ∝ 1l2
- 2L ∝ 1l✓
- 3L ∝ l
- 4L ∝ l2
Correct answer
L ∝ 1l
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