Light and Optics

102 NDA Physics previous year questions (PYQs) from 19 papers, 2017 to 2026, with answers and worked solutions.

About this chapter

Difficulty: 51 easy · 39 moderate · 12 hard.
Most-asked subtopics: Light Phenomena and Spectrum (29), Refraction, Speed of Light and TIR (21), Reflection and Mirrors (18).
Updated 14 September 2026.

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NDA · Apr 2020 · Q86Easy
#1Reflection and Mirrors
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NDA · Apr 2020 · Q142Easy
#2Reflection and Mirrors
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NDA · Apr 2020 · Q150Moderate
#3Reflection and Mirrors
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NDA · Sep 2017 · Q76Easy
#4Reflection and Mirrors
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NDA · Sep 2017 · Q108Easy
#5Reflection and Mirrors
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NDA · Apr 2018 · Q61Easy
#6Reflection and Mirrors
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NDA · Sep 2018 · Q120Easy
#7Reflection and Mirrors
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NDA · Sep 2018 · Q121Easy
#8Reflection and Mirrors
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NDA · Apr 2021 · Q65Easy
#9Reflection and Mirrors
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NDA · Sep 2021 · Q136Moderate
#10Reflection and Mirrors
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NDA · Sep 2021 · Q148Easy
#11Reflection and Mirrors
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NDA · Apr 2023 · Q85HardHas image
#12Reflection and Mirrors
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NDA · Apr 2023 · Q86HardHas image
#13Reflection and Mirrors
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NDA · Sep 2023 · Q55Moderate
#14Reflection and Mirrors
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NDA · Sep 2024 · Q89Easy
#15Reflection and Mirrors
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NDA · Apr 2026 · Q64Hard
#16Reflection and Mirrors
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NDA · Apr 2026 · Q69Easy
#17Reflection and Mirrors
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NDA · Apr 2025 · Q126Moderate
#18Reflection and Mirrors
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NDA · Sep 2026 · Q54Easy
#19Refraction, Speed of Light and TIR
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NDA · Sep 2026 · Q58Hard
#20Refraction, Speed of Light and TIR
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NDA · Sep 2026 · Q66Moderate
#21Refraction, Speed of Light and TIR
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NDA · Sep 2026 · Q71Moderate
#22Refraction, Speed of Light and TIR
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NDA · Apr 2020 · Q87Easy
#23Refraction, Speed of Light and TIR
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NDA · Apr 2020 · Q149Moderate
#24Refraction, Speed of Light and TIR
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NDA · Apr 2017 · Q52Easy
#25Refraction, Speed of Light and TIR
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NDA · Apr 2017 · Q142Moderate
#26Refraction, Speed of Light and TIR
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NDA · Apr 2018 · Q103Easy
#27Refraction, Speed of Light and TIR
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NDA · Sep 2018 · Q113Moderate
#28Refraction, Speed of Light and TIR
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NDA · Apr 2019 · Q111Easy
#29Refraction, Speed of Light and TIR
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NDA · Sep 2019 · Q86Easy
#30Refraction, Speed of Light and TIR
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NDA · Apr 2021 · Q92Moderate
#31Refraction, Speed of Light and TIR
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NDA · Apr 2021 · Q98Moderate
#32Refraction, Speed of Light and TIR
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NDA · Apr 2021 · Q99Moderate
#33Refraction, Speed of Light and TIR
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NDA · Sep 2022 · Q133Moderate
#34Refraction, Speed of Light and TIR
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NDA · Apr 2026 · Q68Moderate
#35Refraction, Speed of Light and TIR
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NDA · Apr 2026 · Q74HardHas image
#36Refraction, Speed of Light and TIR
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NDA · Sep 2025 · Q69Easy
#37Refraction, Speed of Light and TIR
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NDA · Apr 2025 · Q141Easy
#38Refraction, Speed of Light and TIR
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NDA · Apr 2025 · Q144Easy
#39Refraction, Speed of Light and TIR
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NDA · Sep 2026 · Q64Hard
#40Lenses and Lens Formula
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NDA · Apr 2017 · Q106Hard
#41Lenses and Lens Formula
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NDA · Apr 2018 · Q105Moderate
#42Lenses and Lens Formula
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NDA · Sep 2018 · Q110Easy
#43Lenses and Lens Formula
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NDA · Sep 2019 · Q71Moderate
#44Lenses and Lens Formula
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NDA · Apr 2021 · Q68Moderate
#45Lenses and Lens Formula
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NDA · Sep 2021 · Q132Easy
#46Lenses and Lens Formula
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NDA · Apr 2022 · Q98Hard
#47Lenses and Lens Formula
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NDA · Sep 2022 · Q131Moderate
#48Lenses and Lens Formula
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NDA · Apr 2024 · Q128Hard
#49Lenses and Lens Formula
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NDA · Sep 2024 · Q67Moderate
#50Lenses and Lens Formula
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