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NUCLEAR SCIENCE MCQs

Total Questions : 22 | Page 3 of 3 pages
Question 21.


Which among the following is a positively charged particle emitted by a radioactive element?.


  1.    Beta ray
  2.    Alpha ray
  3.    Cathode ray
  4.    Gamma ray
 Discuss Question
Answer: Option B. -> Alpha ray


Question 22.

Which of the following is used as a moderator in nuclear reactor?



  1.    Thorium
  2.    Graphite
  3.    Radium
  4.    Ordinary water
 Discuss Question
Answer: Option B. -> Graphite


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