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UPSC Physics Electric Current and Magnetism Question Bank Electricity, Magnetism and Light

  • question_answer
          Fluorescent tubes are fitted with a choke. The choke coil:                              [IAS Prelim]

    A) steps up the line voltage

    B) steps-down the line voltage

    C) reduces current in the circuit

    D) chokes low frequency current

    Correct Answer: C

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