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MODERN PUBLICATION-NUCLEI-REVISION EXERCISES (VERY SHORT ANSWER QUESTIONS)
- एक रेडियोसक्रिय पदार्थ की सक्रियता 1 रदरफोर्ड हैं पदार्थ में प्रति सेक...
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- Calculate the energy equivalent of 1 a.m.u. in MeV
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- Write the relation between volume and the mass number of an atomic nuc...
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- What are isotopes? Give one example.
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- What are isobars? Give examples.
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- What are isotones? Give examples.
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- In both beta^(-1) and beta^(+) decay processes, the mass number of a ...
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- Why is it found experimentally difficult to detect neutrinos in nuclea...
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- Explain alpha- decay ?
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- Why alpha particles have high ionising power than beta rays?
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- How do the mass number and atomic number change in alpha -decay? A nuc...
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- What percentage of a radioactive substance will left undecayed after f...
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- A radioactive nucleus decays by emitting one alpha and two beta partic...
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- Why control rods are made up of cadmium?
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- Why nuclear fusion is very difficult to carry out?
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- Why nuclear fusion is also known as thermonuclear reaction?
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- Write the relation between average life and decay constant of a radioa...
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- When a beta^(-) particle is emitted from a nucleus, the neutrons-proto...
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- The curve representing the energy spectrum of beta -particles is
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- beta^(+) तथा beta^(-) क्षय क्रिया समझाइए |
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