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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
    DIRECTIONS: On the basis of, following diagram / picture answer the questions given below: In the circuit diagram shown below, the bulb lights up when

    A) A is closed. B and C are open

    B) A and B are closed but C is open

    C) A, B and C are closed

    D) Both (b) and (c)

    Correct Answer: D

    Solution :

    When A and B are closed (i.e. in 'ON' position) the circuit is complete. When A, B and C are closed the circuit is complete.


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