In a solenoid, if number of turns per unit length is doubled, then self inductance will become:
Answer & explanation
Correct answer: option 4
$\text{Self Inductance L} \propto n^2$
$ \Rightarrow \text{If n is doubled then L will become 4 times}$
In a solenoid, if number of turns per unit length is doubled, then self inductance will become:
Correct answer: option 4
$\text{Self Inductance L} \propto n^2$
$ \Rightarrow \text{If n is doubled then L will become 4 times}$