Show that the effective inductance of the two coils, Electrical Engineering

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Q. The self-inductances of two coupled coils are L11 and L22, and the mutual inductance between them is M. Show that the effective inductance of the two coils in series is given by

Lseries = L11 + L22 ± 2M

and the effective inductance of the two coils in parallel is given by

1342_Show that the effective inductance of the two coils.png

Specify the conditions corresponding to different signs of the term 2M.


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