A nucleus at rest disintegrates into two smaller nuclei with thei… | JEE Main 2024 Physics PYQ | Jeeify

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MCQEasyJEE Main 2024 · 6 April, Shift 1Nuclear Fission & Fusion

A nucleus at rest disintegrates into two smaller nuclei with their masses in the ratio $2:1$ . After disintegration, they will move:

A
In opposite directions with speed in the ratio of $1:2$ respectively
B
In opposite directions with speed in the ratio of $2:1$ respectively
C
In the same direction with the same speed
D
In opposite directions with the same speed

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