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Choose the correct statement...

Choose the correct statement

A

The nuclear force becomes strong if the nucleus contains too many protons compared to neutrons

B

The nuclear force becomes strong if the nucleus contains too many neutrons compared to protons

C

Nuclei with atomic number less than 82 shows a tendency to disintegrate

D

The nuclear force becomes weak if the nucleus contains a large number of nucleons

Text Solution

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-NUCLEI-ASSIGNMENT (SECTION-B)
  1. Half lives for alpha and beta emission of a radioacative materila...

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  2. Two radioactive samples of different elements (half-lives t1 and t2 re...

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  3. Choose the correct statement

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  4. N atoms of a radioactive element emit n alpha particles per second. Th...

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  5. 90% of the active nuclei present in a radioactive sample are found to ...

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  6. A sample of radioactive element has a mass of 10 g at an instant t=0. ...

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  7. During mean life of a radioactive element, the fraction that disintegr...

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  8. An element A decays into an element C by a two step process A to B + ....

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  9. After three half lives, the percentage of fraction of amount remain is...

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  10. The radioactivity of a certain radioactive element drops to 1//64 of i...

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  11. The half-life of a radioactive substance against alpha-decay is 1.2 xx...

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  12. The value of binding energy per nucleon is

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  13. In the nuclear fusion reaction ""(1)^(2)H+""(1)^(3)Hto""(2)^(4)He+""(0...

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  14. A nucleus ""^(220)X at rest decays emitting an alpha-particle . If ene...

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  15. Radioactive nuclei P and Q disintegrate into R with half lives 1 month...

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  16. A radioactive element X emits six alpha-particles and four beta-partic...

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  17. In nature, ratio of isotopes Boron, ""5B^(10) and ""5B^(11) , is (give...

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  18. Q -value of the decay ""(11)^(22)Na to ""(10)^(22)Ne+e^(+)+nu is

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  19. Which of the alternatives gives correct match of columni with column-I...

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  20. Correct increasing order of penetrating powers of alpha,beta particles...

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