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A radioactive material has a half life o...

A radioactive material has a half life of 600 years and 300 years for `alpha` and `beta` emissions respectively. The material decays by simultaneous `alpha` and `beta` emissions respectively . The material decays by simultaneously `alpha` and `beta` emissions . What is time in which `3/4`th of the material will decay ?

A

600 years

B

900 years

C

200 years

D

400 years

Text Solution

Verified by Experts

The correct Answer is:
D
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