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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
    Which of the following statements is correct of a switch?

    A)  It allows the flow of electricity.

    B)       It controls the brightness of a bulb.

    C)       It controls the power of the batteries.

    D)       It fuses a bulb.

    Correct Answer: A

    Solution :

    A switch is used to allow flow of electricity in a circuit.


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