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Fusion reaction takes place at high temp...

Fusion reaction takes place at high temperature because

A

At high temperature atoms are ionised

B

Al high temperature molecules break-up

C

At high temperature nuclei break-up

D

To overcome repulsion between nuclei kinetic energy should be high enough

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The correct Answer is:
D
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AAKASH INSTITUTE-NUCLEI-Assignment Section A Objective (One option is correct )
  1. Average K.E of thermal neutron is of the order of (in KeV)

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  2. The control rod in a nuclear reactor is made of

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  3. Fusion reaction takes place at high temperature because

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  4. In a fission process, nucleus A divides into two nuclei B and C, their...

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  5. Fast neutrons can easily be slowed down by

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  6. A reactor is generating 1000 kW of power and 200 MeV of energy may be ...

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  7. In the nuclear reaction .92 U^238 rarr .z Th^A + .2He^4, the values of...

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  8. The number of neutrons released when .92 U^235 undergoes fission by ab...

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  9. Neutrino is a particle, which is

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  10. The binding energy of nucleus is a measure of its.

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  11. Heavy water is

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  12. 1 atomic mass unit is equal to

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  13. A nucleus of .84^210 Po originally at rest emits alpha particle with s...

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  14. The curve of blinding energy per nucleon as a function of atomic mass ...

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  15. The atoms of same element having same chemical properties but differen...

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  16. Which of the following is most unstable

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  17. In any fission the ratio ("mass of fission produts")/("mass of paren...

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  18. In a radioactive substance at t = 0, the number of atoms is 8 xx 10^4....

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  19. Some radioactive nucleus may emit.

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  20. The percentage of quantity of a radioactive material that remains afte...

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