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  • A circuit contains two inductors of self inductance in series as show

A circuit contains two inductors of self inductance L_1 \text { and } L_2 in series as shown in fig. If M is the mutual inductance then the effective inductance of the circuit is 

Option: 1

\mathrm{\mathrm{L}_1+\mathrm{L}_2}


Option: 2

\mathrm{\mathrm{L}_1+\mathrm{L}_2-2 \mathrm{M}}


Option: 3

 \mathrm{L}_1-\mathrm{L}_2


Option: 4

\mathrm{\mathrm{L}_1+\mathrm{L}_2+2\mathrm{M}}


Answers (1)

best_answer

 

In this type of combination ,\mathrm{\mathrm{L}=\mathrm{L}_1+\mathrm{L}_2-2 \mathrm{M}}

 

Posted by

Suraj Bhandari

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