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A heavy nucleus at rest breaks into two ...

A heavy nucleus at rest breaks into two fragments which fly off with velocities in the ratio 8:1 The ratio of radii of the fragments is

A

`1:2`

B

`1:4`

C

`4:1`

D

`2:1`

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The correct Answer is:
A
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AAKASH SERIES-NUCLEI-Exercise-II
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  8. An alpha particle with kinetic energy 10 Me V is heading toward a stat...

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  19. Half-life of a radioactive substance is 12.5 h and its mass is 256 g. ...

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