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Network Elements and the Concept of Circuit

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Network Theory

Network Elements and the Concept of Circuit
Network theory miscellaneous
  1. The equivalent inductance of the network is—


    1. L1 + L2 – 2M
    2. L1 + L2 + 2M
    3. L1 + L2 – M
    4. L1 + L2
Correct Option: A

Since in one inductor current is leaving to dot and in other inductor current is entering to dot.
So L eq = L1 + L2 – 2M


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