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Ten grams of kept in an open container beta-decays with a half-life of 270 days. The weight of the material inside the container after 540 days will be very nearly:
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10 g
is undergoing beta decay, i.e. electron is being produced. But an electron has very less mass as compared to the Co atom. Therefore, after 570 days, even though the atoms undergo large beta decay, the weight of the material in the container will be nearly 10g.
is undergoing beta decay, i.e. electron is being produced. But an electron has very less mass as compared to the Co atom. Therefore, after 570 days, even though the atoms undergo large beta decay, the weight of the material in the container will be nearly 10g.
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Question Text | Ten grams of kept in an open container beta-decays with a half-life of 270 days. The weight of the material inside the container after 540 days will be very nearly: |
Updated On | Dec 5, 2022 |
Topic | Nuclei |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 Video solution: 1 |
Upvotes | 93 |
Avg. Video Duration | 5 min |