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प्रश्न
Are all the radiations viz. α, β and γ emitted in a single radioactive decay?
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उत्तर
All the above radiations are not emitted in a single decay. There will be either an α emission or a β emission, which may be accompanied by γ-emission.
संबंधित प्रश्न
Name the radiations which are absorbed by greenhouse gases in the earth’s atmosphere.
Answer the following questions based on a hot cathode ray tube
Name the charged particles
State the energy conversion taking place in a cathode ray tube
State any two precautions to be taken while handling radioactive substances.
Define the term radioactivity.
A certain nucleus A (mass number 238 and atomic number 92) is radioactive and becomes a nucleus B (mass number 234 and atomic number 90) by the loss of one particle.
What particle was emitted?
In a cathode ray tube state the purpose of the fluorescent screen.
What is the value of the speed of gamma radiations in air or vacuum?
Mention one important function of ear main parts:
State the principle on which the functioning of a nuclear reactor is based.
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.
