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Question 1What is meant by natural radioactivity? How are the radioactive radiations classified into three types?

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Question 2Explain the principle, construction, working and necessary mathematical theory of mass spectrometer.
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Question 3What are isotopes? Explain with examples.

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Question 4Explain the terms mass defect and binding energy related to a nucleus.

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Question 5Define and explain the half life of a radioactive element.

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Question 6Define and explain nuclear reactions.

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Question 7Write a comprehensive note on nuclear fission.

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Question 8What is a nuclear reactor? Give the principle, construction, working and uses of a typical reactor?

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Question 9What is meant by nuclear fusion? Discuss how can energy be released in the fusion process? Illustrate with examples.

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Question 10
What is a radiation detector? Explain the principle and working of GM counter and solid state detector.

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Question 11Discuss the technique and use of radioisotopes in different fields of human activities.

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Question 12Write a comprehensive note on hadraons, leptons and quarks.

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Question 13What are harmful effects of radiations? What measures can be adopted to safeguard us from the nuclear hazards?

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Question 14Explain tracer technique in agriculture research?

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Question 15Name the four fundamental interaction and the particles that mediate each interaction.

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Question 16Discuss the differences between hadrons and leptons.

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