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  3. 7th Class
  4. Science
  5. Electric Current and Its Effects

7th Class Science Electric Current and Its Effects Question Bank Electric Current and Its Effects

  • question_answer
    When main switch of the house circuit is put off, it disconnects the

    A) live wire

    B) neutral wire

    C) earth wire

    D) live and neutral wires

    Correct Answer: D

    Solution :

    live and neutral wires


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