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A radioactive sample S(1) having the act...

A radioactive sample `S_(1)` having the activity `A_(1)` has twice the number of NUCLEI as another sample `S_(2)` of activity `A_(2)` : If `A_(2)=2 A_(1)`, then the ratio of half life of `S_(1)` to the half life of `S_(2)` is

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CENGAGE PHYSICS-NUCLEI-QUESTION BANK
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  2. The friction of a radioactive sample which remains active aftertime t ...

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  3. The power obtained in a reactor using U^(235) disintergration is 1000 ...

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  4. The half life of a radioactive isotope X is 50 years. It decays to ano...

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  5. Obtain the amount of ( )(27)^(60) (Co) (in mu (g) ) necessary to provi...

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  6. The binding energy per nucleon of .(3)^(7) Li and .(2)^(4)He nuclei ar...

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  7. In the process of nuclear fission of 1g of uranium, the mass lost is 0...

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  8. 200 (MeV) of energy can be obtained per fission. In a reactor generati...

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  9. A nucleus of mass number 220 , initially at rest, emits an alpha -part...

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  10. A radioactive material decays by simultaneous emission of two particle...

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  11. In an alpha -decay, the kinetic energy of alpha particle is 48 (MeV) a...

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  12. The nuclear radius of a certain nucleus is 7.2 fm and it has charge of...

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  13. For a substance, the average life for alpha -emission is 3240 years an...

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  14. A nucleus with mass number 220 , initially at rest, emits an alpha -pa...

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  15. A radioactive sample S(1) having the activity A(1) has twice the numbe...

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  16. Two radioactive elements R and S disintegrate as R rarr P+alpha , lamb...

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  17. The radioactive sources A and B, initially containing the same number ...

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  18. The graph represents the decay of a newly-prepared sample of radioacti...

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  19. For a substance, the average life for alpha -emission is 1620 years an...

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  20. A radioactive sample decays by ' beta -emission. In first 2 seconds, n...

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