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← Bihar Board Class 12 PYQ
Nuclei
Bihar Board Class 12 · Physics · 30 past questions
Topic
Radioactivity basics and radiations
2
Decay law, half-life and decay constant
1
Radioactive decay and displacement
1
Fission, fusion and reactors
0
Mass-energy and nuclear reactions
0
Nuclear composition and properties
0
Level
Easy
1
Moderate
0
Year
2026
0
2025
1
2024
0
2023
0
2022
1
2021
1
2019
0
2018
1
2017
1
1 of 30 ·
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Q30
2017
Write change in position of atom of an element in periodic table due to emission of $\alpha$ and $\beta$…
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