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Discussion :: Network Analysis and Synthesis

  1. A coil has a resistance of 2 Ω and inductance of 0.1 mH. The applied voltages is suddenly increased from 10 V to 20 V. After steady state condition have reached, the current is

    2. A.
    2 A
    B.
    more than 2 A but less than 4 A
    C.
    4 A
    D.
    more than 4 A

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    Answer : Option C

    Explanation :

    The final steady state current in RL circuit depends only on final voltage (i.e., 20 V) and resistance.

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