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10th Class Science Sources of Energy Question Bank Sources of Energy

  • question_answer
    In a nuclear reactor, the material used for making control rods is

    A) uranium.                            

    B) graphite.                            

    C) mercury.                            

    D) cadmium.

    Correct Answer: D

    Solution :

    The elements used to make control rods are cadmium and boron.


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