If the coil fields oppose in the foregoing series- connected arrangement, the net inductance is ___

If the coil fields oppose in the foregoing series- connected arrangement, the net inductance is:

A. 50 μH.
B. 120 μH.
C. 200 μH.
D. 280 μH.

Show Answer

Answer: B

Share your understanding of this question with the correct explanation.