A radioactive material decays by simultaneous emission of two particles with half lives 1620 and 810 years. The

### Question Asked by a Student from EXXAMM.com Team

Q 1212845730.     A radioactive material decays by simultaneous emission of two particles with half lives 1620 and 810 years. The time after which one-fourth of the material remains, is
A

2430 years

B

1080 years

C

3240 years

D

4860 years

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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