The half-life of a radioactive element i...

The half-life of a radioactive element is 1580 years. How long will it take to reduce to 1/4th of its origibal mass ?

A

3160 yr

B

796 yr

C

1580 yr

D

6320 yr

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The correct Answer is:

A

Half - life period is 1580 years. Hence, it will reduce to `(1)/(4)` th of its original mass in 3160 years.

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