JEE Mains 10-Apr-2023 Shift 2 Solved Paper

Section: Physics
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Question : 45 of 90
 
Marks: +1, -0
The half life of a radioactive substance is T. The time taken, for disintegrating ‌
7
8
th part of its original mass will be:
[10-Apr-2023 shift 2]
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