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← Bihar Board Class 12 PYQ
Wave Optics
Bihar Board Class 12 · Physics · 28 past questions
Topic
Interference of light
1
Young's double slit and fringe width
1
Diffraction of light
0
Huygens' principle and wavefronts
0
Optical phenomena, scattering and dispersion
0
Polarisation of light
0
Level
Easy
2
Moderate
0
Year
2026
6
2025
4
2024
2
2023
6
2022
2
2021
1
2019
3
2018
2
2017
2
2 of 28 ·
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Q11
2024 Set A
The fringe width in interference of light due to two coherent sources is
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Q12
2024 Set A
Two sources of monochromatic light is coherent, when their
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