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In a nuclear reactor, heavy water is use...

In a nuclear reactor, heavy water is used

A

transfer the heat from the reactor

B

provide high speed neutrons for the fission reaction

C

reduce the speed of fast moving neutorons

D

increase the speed of neutrons

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The correct Answer is:
a,c
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OP TANDON-RADIOACTIVITY AND NUCLEAR TRANSFORMATION -OBJ - B
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  4. If the relation between time of decay (t) and half life period (t(1//2...

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  5. As accident in a nuclear laboratory resulting in deposition of a certa...

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  6. Which of the following nuclei are doubly magic? a).(92)U^(238) b).(2)H...

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  7. Which of the following make up an isotonic triad?

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  8. In the decay process: A overset(- alpha)rarr B overset(-beta)rarr C ...

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  9. The nuclide X undergoes alpha-decay and another nuclides Y undergoes b...

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  10. Which among the following nuclides "is"//"are" likely to be stable?

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  11. Which among the following "is"//"are" fissible? a).(92)U^(235) b).(92)...

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  12. Select the correct statements among the following:

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  13. A radioactive element has atomic number 'Z' and mass number 'A'. Selec...

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  14. When nucleus of an electrically neutral atom undergoes a radioactive d...

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  15. Which of the following is/are characteristics of nuclear forces?

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  16. The correct starting material and product of different disintegration ...

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  17. Select the wrong statement (S):

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  18. In a nuclear reactor, heavy water is used

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  19. In the nuclear transmutation ""(4)""^(9)Be+Xto""(4)""^(8)Be+Y, (X,Y...

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  20. A plot of the number of neutrons (n) against the number of protons (p...

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