Question

The magnetic flux ($\phi$) linked with a coil is related to the area (A) of the coil as :

• A. $\phi\propto A^{-1/2}$
• B. $\phi\propto A^{1/2}$
• C. $\phi\propto A$
• D. $\phi\propto A^{-1}$

Answer 1

Answer: (C)

$\phi\propto A$

Answer 2

$\phi = nBA$