SSC MTS EXAM

SSC

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
the half-life of a radioactive substance is 3 days. How much time is required for 10 g of the substance to decay until 1.25 g is left?
A
9 days
B
3 days
C
6 days
D
12 days
Explanation: 

Detailed explanation-1: -The substance completely disintegrates in 20 days.

Detailed explanation-2: -So, the correct option is 73.11 years Let’s discuss the concepts related to Nuclear Physics and Radioactivity.

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