Practicing Success
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Two solenoids of equal number of turns having their lengths and radii in the same ratio 1 : 3. The ratio of their self inductances $L_1 : L_2$ will be: |
1 : 27 3 : 1 1 : 9 9 : 1 |
1 : 27 |
The correct answer is Option (1) → 1 : 27 |
