RAJASTHAN PMT Rajasthan - PMT Solved Paper-2005

  • question_answer A chain reaction in fission of uranium is possible, because:

    A)  two intermediate  sized  nuclear fragments are formed

    B)  three neutrons are given out in each fission

    C)  fragments in fission are radioactive

    D)  large amount of energy is released

    Correct Answer: B

    Solution :

    In fission of uranium, there are three neutrons in each fission. Hence, this reaction becomes a chain reaction. \[=-13.6\times \frac{3}{4}=-10.2eV\]

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