Question

Two circular coils have their centres at the same point. The mutual inductance between them will be maximum when their axes ______

Options

• are parallel to each other.

• are at 60° to each other.

• are at 45° to each other.

• are perpendicular to each other.

Answer 1

Two circular coils have their centres at the same point. The mutual inductance between them will be maximum when their axes are parallel to each other.