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    Question

    Which of the following is used in neutron moisture 

    meter as neutron source? 
    A Am- Be Correct Answer Incorrect Answer
    B Am - BF3 Correct Answer Incorrect Answer
    C Be and BF3 Correct Answer Incorrect Answer
    D Ra and B Correct Answer Incorrect Answer
    E Am and Be Correct Answer Incorrect Answer

    Solution

    Am- Be act as source of neutron and BF 3 as counter in neutron moisture meter.  

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