Two coils in differential connection have self inductance of 2 mH and 4 mH and a mutual inductance of 0.15 mH. The equivalent inductance of the combination is _____ mH

Two coils in differential connection have self inductance of 2 mH and

1.	Two coils in differential connection have self inductance of 2 mH and 4 mH and a mutual inductance of 0.15 mH. The equivalent inductance of the combination is _____ mH
A.	1.7 mH
B.	3.0 mH
C.	5.7 mH
D.	1.7 mH
Answer» D. 1.7 mH

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Two coils in differential connection have self inductance of 2 mH and 4 mH and a mutual inductance of 0.15 mH. The equivalent inductance of the combination is _____ mH

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