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प्रश्न
State one use of radio-isotopes.
उत्तर
The most important one use of radio-isotopes is in medicines which are used mainly to cure cancer.
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संबंधित प्रश्न
State the energy conversion taking place in a cathode ray tube
Under which conditions does the nucleus of an atom tend to radioactive?
Name the unit in which the work function of a metal is expressed.
When is said to be the nucleus unstable?
In the following fig. shows a radioactive source S in a thick lead container. The radiations pass through an electric field between the plates P and Q. Complete the diagram to show the paths of α , β and γ radiations.
Why is the source S placed in a thick lead container?
Define free electrons.
How is a zinc sulphide screen affected when a cathode ray beam strikes it?
What are ‘Becquerel rays’?
Justify with reason, whether the following nuclear reactions are allowed or not.
\[\ce{^A_Z X -> ^A_{Z + 1}Y + ^0_{-1}β}\]
Which part of the atom undergoes a change in the process of radioactive decay?
