JEE Main 2022 Physics question
The half life period of a radioactive substance is 60 days. The time taken for 7/8th of its orignal mass to disintegrate will be -
Answer: (C)
Solution
When 7/8 of the mass has disintegrated, , so and days.
The half life period of a radioactive substance is 60 days. The time taken for 7/8th of its orignal mass to disintegrate will be -
When 7/8 of the mass has disintegrated, , so and days.