2. Questions Bank
  3. 7th Class
  4. Science
  5. Electric Current and Its Effects

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

  • question_answer
    What happens when a bulb is powered by two cells instead of one in a circuit?

    A)  The flow of electric current increases.

    B)  The flow of electric current decreases.

    C)  The flow of electric current remains constant.

    D)  The brightness of bulb decreases by half.

    Correct Answer: A

    Solution :

    More current flows in a circuit when more number of cells are connected.


You need to login to perform this action.
You will be redirected in 3 sec spinner