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The self inductance of a solenoid of len...

The self inductance of a solenoid of length L, area of cross-section A and having N turns is-

A

`(mu_(0)N^(2)A)/L`

B

`(mu_(0)NA)/L`

C

`mu_(0)N^(2)LA`

D

`mu_(0)NAL`

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The correct Answer is:
A
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RESONANCE-ELECTROMAGNETIC INDUCTION-Exercise
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  17. A bar magnet is dropped between a current carrying coil. What would be...

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  18. Lenz's law gives:

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