A) \[1/{{L}^{2}}\]
B) \[1/L\]
C) \[L\]
D) \[{{L}^{2}}\]
Correct Answer: B
Solution :
\[\phi =NBA=LI\] \[N{{\mu }_{0}}nI\pi {{R}^{2}}=LI\] \[N{{\mu }_{0}}\frac{N}{\ell }I\pi {{R}^{2}}=LI\] \[N\And R\]constant self inductance\[(L)\propto \frac{1}{\ell }\propto \frac{1}{length}\] Option
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