NUCLEAR RADIATIONS MCQs

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1. . The charge on α–particle is:





2. . The interaction of radioactive particles depends on:





3. . The energy required to produce an ion pair during ionization is:





4. . The number of ion–pairs produced by 7.7 MeV of energy are:





5. . An α–particle ionizes the atom through:





6. . A β–particle can ionize an atom through:





7. . A β–particle has more penetrating power than α–particle by:





8. . The path of β–particle is:





9. . Gamma rays are electromagnetic waves like:





10. . Which one of the following radiations is extremely penetrating:





11. . Which of the following will be better shield against ϒ–rays:





12. . The most useful tracer is:





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