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प्रश्न
Which part of the atom undergoes a change in the process of radioactive decay?
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उत्तर
The nucleus of the atom undergoes a change in the process of radioactive decay.
संबंधित प्रश्न
Arrange α, β, and γ rays in ascending order with respect to their
1) Penetrating power.
2) Ionising power
3) Biological effect
Name the unit in which the work function of a metal is expressed.
An electromagnetic radiation is used for photography in fog. [2]
(i) Identify the radiation.
(ii) Why is this radiation mentioned by you, ideal for this purpose ?
A radioactive source emits three types of radiations.
Name the radiation which has the highest ionizing power.
What are the types of emission?
In a cathode ray tube state the purpose of the fluorescent screen.
What is meant by Radioactivity?
Assertion (A): The force of repulsion between atomic nucleus and α-particle varies with distance according to inverse square law.
Reason (R): Rutherford did α-particles scattering experiment.
