# Light: Reflection and Refraction CBSE Class 10 PYQs

> Light: Reflection and Refraction CBSE Class 10 PYQs: all 36 questions from 40 official papers (2016–2026), by concept. Asked in 9 of 10 years.

Source: https://previousyearquestions.app/cbse-class-10/chapters/light-reflection-and-refraction/

Explore: <a href="/cbse-class-10/chapters/">All CBSE Class 10 chapters</a> · <a href="/cbse-class-10/chapters/science/">CBSE Class 10 Science PYQs</a> · <a href="/cbse-class-10/">CBSE Class 10 hub</a> · <a href="/cbse-class-10/syllabus-pattern/">Syllabus & pattern</a> · <a href="/cbse-class-10/2026/">Class 10 2026</a>

## Answer first

Light: Reflection and Refraction PYQs (previous year questions) for CBSE Class 10: Light: Reflection and Refraction (Science) had **36 questions** across the 40 official CBSE Class 10 papers we tagged (2016–2026), and appeared in 9 of them. Asked in 9 of 10 years. The concepts asked in the most papers: Spherical Lenses, Spherical Mirrors, Lens Formula.

## Year-wise question count

<ChapterQuestions exam="cbse-class-10" chapter="light-reflection-and-refraction" part="trend" />

## Most-asked concepts

Sorted by the number of papers a concept appeared in.

<ChapterQuestions exam="cbse-class-10" chapter="light-reflection-and-refraction" part="concepts" />

## How to practise Light: Reflection and Refraction PYQs

1. Start with the concepts at the top of the table. They have come back the most.
2. Solve one year's Light: Reflection and Refraction questions from the official PDF against the clock, then check the answer listed below.
3. Log every miss as a concept gap, a calculation slip or a misread. Each needs a different fix.
4. Once a concept is clean in two papers, move to the next. Then sit a full paper from the year pages.

## Questions by year

Each line gives the question number and paper, type, concept, our one-line summary, with a link to the official PDF.

<ChapterQuestions exam="cbse-class-10" chapter="light-reflection-and-refraction" part="questions" />

## Other Science chapters

- [Chemical Reactions and Equations PYQs](/cbse-class-10/chapters/chemical-reactions-and-equations/)
- [Acids, Bases and Salts PYQs](/cbse-class-10/chapters/acids-bases-and-salts/)
- [Metals and Non-metals PYQs](/cbse-class-10/chapters/metals-and-non-metals/)
- [Carbon and its Compounds PYQs](/cbse-class-10/chapters/carbon-and-its-compounds/)
- [Periodic Classification of Elements PYQs](/cbse-class-10/chapters/periodic-classification-of-elements/)
- [Life Processes PYQs](/cbse-class-10/chapters/life-processes/)
- [Control and Coordination PYQs](/cbse-class-10/chapters/control-and-coordination/)
- [How do Organisms Reproduce PYQs](/cbse-class-10/chapters/how-do-organisms-reproduce/)
- [Heredity and Evolution PYQs](/cbse-class-10/chapters/heredity-and-evolution/)
- [The Human Eye and the Colourful World PYQs](/cbse-class-10/chapters/the-human-eye-and-the-colourful-world/)
- [Electricity PYQs](/cbse-class-10/chapters/electricity/)
- [Magnetic Effects of Electric Current PYQs](/cbse-class-10/chapters/magnetic-effects-of-electric-current/)
- [Sources of Energy PYQs](/cbse-class-10/chapters/sources-of-energy/)
- [Our Environment PYQs](/cbse-class-10/chapters/our-environment/)
- [Sustainable Management of Natural Resources PYQs](/cbse-class-10/chapters/sustainable-management-of-natural-resources/)

## FAQ

### How many Light: Reflection and Refraction questions come in CBSE Class 10?
In the official papers we tagged: 4 in 2026, 4 in 2025, 3 in 2024, 2 in 2023, 2 in 2020, 2 in 2019, 3 in 2018, 8 in 2017 and 8 in 2016. Not asked in the other year. That is 36 questions in all, about 11% of Science.

### Which Light: Reflection and Refraction topics repeat in CBSE Class 10?
Asked in the most papers: Spherical Lenses, Spherical Mirrors, Lens Formula. The concept table lists every one with its count.

### Are these official CBSE Class 10 questions?
Yes. Every question is from an official CBSE Class 10 paper hosted on our year pages. The one-line summaries are ours; open the PDF linked beside each question for the full text.