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8th Class Science Chemical Effects of Electric Current Question Bank Chemical Effects of Electric Current

  • question_answer
    Which of the following is an insulator?

    A)  Wood                                  

    B)                         Iron                      

    C)                         Graphite                            

    D)                         Silver

    Correct Answer: A

    Solution :

    Wood is an insulator while iron, graphite and silver are good conductors of electricity.


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