NEET Sample Paper NEET Sample Test Paper-1

  • question_answer 34) A chain reaction in a fission of uranium is possible because:

    A)  fragments in the fission are radioactive

    B)  more than one neutron is given out

    C)  small amount of energy is released

    D)  large amount of energy is released

    Correct Answer: B

    Solution :

    In the fission process of uranium element, three neutrons are given in each fission reaction and only one neutron is required for fission, so this reaction becomes a chain reaction. Thus chain reaction is possible because more than one neutron is given out in each fission.

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