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प्रश्न
State one use of radio-isotopes.
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उत्तर
The most important one use of radio-isotopes is in medicines which are used mainly to cure cancer.
संबंधित प्रश्न
Why do Free electrons not leave the metal surface on their own
In a cathode ray tube, what is the function of anode?
What happens to the position of an element in the periodic table when it emits an alpha particle
State two characteristics of the substance used as thermionic emitter.
What are cathode rays? Why are they called ‘cathode rays’? Name a material which exhibits fluorescence when cathode rays fall on it.
Are all the radiations viz. α, β and γ emitted in a single radioactive decay?
Two radioactive sources A and B of half lives of 1 hour and 2 hours, respectively, initially contain the same number of radioactive atoms. At the end of two hours, their rates of disintegration are in the ratio of ______.
Assertion (A): Hydrogen atom consists of only one electron but its emission spectrum has may lines.
Reason (R): Only Lyman series is found in the absorption spectrum of hydrogen atom whereas in the emission spectrum, all the series are found.
