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← Bihar Board Class 12 PYQ
Atoms
Bihar Board Class 12 · Physics · 13 past questions
Topic
Atomic structure and nucleus
1
Bohr model: postulates and limitations
1
Spectra and lasers
1
Bohr orbits: radius and angular momentum
0
Energy of the electron in hydrogen
0
Hydrogen spectral series
0
Level
Easy
3
Moderate
0
Year
2026
2
2025
1
2023
3
2021
3
2019
1
2018
1
2017
2
3 of 13 ·
show all
Q5
2023 Set F
The nucleus of any atom is made up of
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Q6
2023 Set F
LASER action needs
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Q7
2023 Set F
2019
Describe the two shortcomings of Bohr model of atom.
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