ifos • paper_2 • nuclear_particle
[UPSC IFoS 2024] Nuclear Physics (Q20, 8M)
A sample contains 4\text{ mg} of ^{210}\text{Bi}. If the half-life of radioactive ^{210}\text{Bi} is 5\text{ days} and the average energy of the \beta-particles emitted is 0\cdot 34\text{ MeV}, then at what rate does the sample emit energy?
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