Physics - Modern Physics Question with Solution | TestHub
PhysicsModern PhysicsRadioactivityMedium2 minQB
PhysicsMediumsingle choice
10gm of a radioactive element is kept in a container. The element is -active. Then after one half-life: (molar mass of the substance is 100 gm, Avogadro's number per mole).
Options:
Answer:
C
Solution:
1. Due to emission of -particles mass will almost remain unchanged. [RT-8, XII, 06-01-08]
Stream:JEESubject:PhysicsTopic:Modern PhysicsSubtopic:Radioactivity
⏱ 2mℹ️ Source: QB
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