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JEE Main Ray and Wave Optics questions with solutions

Reflection, refraction, lenses and instruments, plus interference, diffraction and polarisation. 16 questions from our 2016–2025 JEE Main pattern papers, from the Class 12 Physics syllabus. Each has the answer and a full solution.

Also practise: Ray and Wave Optics for JEE Advanced

JEE Main 2025

The base of a vessel is a plane mirror. Water (refractive index 4/3) of depth 8 cm lies on the mirror and is covered by a floating oil layer…JEE Main 2025 · hard

JEE Main 2024

A convex lens of focal length 20 cm has a plane mirror placed 15 cm behind it, perpendicular to the principal axis. A point object is placed 30 cm in…JEE Main 2024 · hard

JEE Main 2023

JEE Main 2022

JEE Main 2021

JEE Main 2020

A solid glass sphere of refractive index 1.5 and radius 10 cm has a point source on its diameter, outside the sphere, 30 cm from the nearest surface.…JEE Main 2020 · hard

JEE Main 2019

A biconvex thin lens made of glass of refractive index 1.5 has radii of curvature 20 cm and 30 cm. When the lens is completely immersed in a liquid…JEE Main 2019 · medium

JEE Main 2018

JEE Main 2017

JEE Main 2016

Other Physics topics

Atoms, Nuclei and Dual Nature of Radiation 29 Calorimetry and Heat Transfer 13 Capacitors 10 Current Electricity 13 Electromagnetic Induction and Alternating Current 16 Electrostatics 15 Fluid Mechanics, Elasticity and Surface Tension 15 Gravitation 10 Kinematics and Laws of Motion 27 Magnetic Effects of Current 24 Rotational Motion 16 Semiconductors and Communication 11 Simple Harmonic Motion 11 Thermodynamics and Kinetic Theory of Gases 19 Units and Measurements 10 Waves and Sound 23 Work, Energy and Power 11