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12th Class Physics Alternating Current / प्रत्यावर्ती धारा Question Bank MCQ - Alternating Currents

  • question_answer
    To reduce the resonant frequency in an LCR series circuit with a generator:            (NCERT EXEMPLAR)

    A) the generator frequency should be reduced

    B) another capacitor should be added in parallel to the first

    C) the iron core of the inductor should be removed

    D) dielectric in the capacitor should be removed

    Correct Answer: B

    Solution :

    (b) another capacitor should be added in parallel to the first


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