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Define 1 curie unit of radio-activity. W...

Define 1 curie unit of radio-activity. What do you mean by 'half life'?

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R G PUBLICATION-NUCLEI-EXERCISE
  1. In a certain star, three alpha particles undergo fusion in a single re...

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  2. What is nuclear fission and nuclear fusion?

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  3. Define 1 curie unit of radio-activity. What do you mean by 'half life'...

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  4. Explain mass defect and binding energy.

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  5. If m ("7^14N)=14.00307u, calculate the binding energy of the nitrogen ...

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  6. How is energy produced inside the Sun?

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  7. How much energy should be given to uranium to eject one proton from it...

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  8. Mention the relative positions of X-Rays and gamma-Rays in the EM wav...

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  9. How was the neutron discovered by James Chadwick?

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  10. By which process does a Cobalt nucleus change into a Nickel nucleus?

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  11. Some scientists have predicted that glob al nuclear war on the earth w...

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  12. Derive an expression for the mean life of radioactive substance.

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  13. Write down different sets of reaction of proton -proton cycle of fusio...

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  14. Briefly describe the working of a nuclear reactor.

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  15. Give one example each of Alpha, Beta and Gamma decay.

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  16. Fill in the blanks The radius of nucleus is smaller than the radius ...

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  17. Fill in the blanks Almost the entire mass of an atom is concentrated...

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  18. What is the mass of one atom of C−12 in grams?

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  19. Fill in blanks An atom is almost

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  20. Fill in the blanks The density of nuclear matter is.

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