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← Bihar Board Class 12 PYQ
Ray Optics and Optical Instruments
Bihar Board Class 12 · Physics · 73 past questions
Topic
Lenses, lens formula and combinations
3
Refraction and refractive index
2
Atmospheric optics and rainbow
1
Human eye and defects of vision
1
Prism, dispersion and aberrations
1
Telescopes and general optics
1
Microscopes
0
Total internal reflection and critical angle
0
Level
Easy
1
Moderate
0
Year
2026
0
2025
1
2024
0
2023
1
2022
2
2021
3
2019
1
2018
1
2017
1
1 of 73 ·
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Q54
2019
Deviation of a thin prism of refractive index n and angle of prism A is
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