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  5. Electric Current and Its Effects

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

  • question_answer
    It is a current carrying coil of an insulated wire wrapped around a piece of iron. It is called

    A) Electric heater             

    B) Electromagnet

    C) Element           

    D) Filament

    Correct Answer: B

    Solution :

    It is electromagnet.


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