$AB$ is an infinitely long wire placed in the plane of rectangular coil of dimensions as shown in the figure. Calculate the mutual inductance of wire $AB$ and coil $PQRS$
$AB$ is an infinitely long wire placed in the plane of rectangular coil of dimensions as shown in the figure. Calculate the mutual inductance of wire $AB$ and coil $PQRS$
- A
$\frac{{{\mu _0}b}}{{2\pi }}\ln \frac{a}{b}$
- B
$\frac{{{\mu _0}c}}{{2\pi }}\ln \frac{b}{a}$
- C
$\frac{{{\mu _0}abc}}{{2\pi {{\left( {b - a} \right)}^2}}}$
- D
None of these
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