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प्रश्न
What is meant by Radioactivity?
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उत्तर
Process of spontaneous emission of α or β and γ radiations from the nuclei of atoms during their decay.
संबंधित प्रश्न
Represent the change in the nucleus of a radioactive element when a β particle is emitted.
Give one example of isobars.
What do you mean by Atomic number
What are the uses of radioactive isotopes in following?
(a) Medical field,
(b) Agriculture,
(c) Industries?
Define bound electrons.
How is a cathode ray tube used to convert an electrical signal into a visual signal?
Name the Different Radiations Which Are Emitted by the Radioactive Substances.
Are all the radiations mentioned by you, emitted in a single radioactive decay?
What is the value of the speed of gamma radiations in air or vacuum?
Mention four properties of Becquerel rays.
