NEET2022Physics-Nuclear Physics
NEET 2022 Physics Nuclear Structure MCQ Question
Type: MCQ-conceptual-Medium-Class 12
A nucleus of mass number 189 splits into two nuclei having mass number 125 and 64. The ratio of radius of two daughter nuclei respectively is:
A
5 : 4
B
25 : 16
C
1 : 1
D
4 : 5
Correct Answer
Option A
Detailed Explanation
The radius of a nucleus is proportional to the cube root of its mass number. Therefore, the ratio of radii is (125)^(1/3) : (64)^(1/3) = 5 : 4.
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