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

  • question_answer
    In which of the following circuits will the bulb or the bulbs glow the brightest?

    A)  A simple circuit with one bulb and one cell

    B)  A simple circuit with one bulb and two cells

    C)  A simple circuit with two bulbs and one cell

    D)  A simple circuit with two bulbs and two cells

    Correct Answer: B

    Solution :

    The chemical energy stored in two cells is more than that in one. So, the bulb in the circuit that has one bulb and two cells will glow the brightest.


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