23 JEE Main 2026 Wave Optics previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2026 previous-year questions from the Wave Optics chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Wave Optics chapter hub.
In a Young's double slit experiment set up, the two slits are kept 0.4 mm apart and screen is placed at 1 m from slits.…
In the Young's double slit experiment the intensity produced by each one of the individual slits is I₀. The distance be…
An unpolarised light is incident at an interface of two dielectric media having refractive indices of 2 (incident mediu…
Which of the following are true for a single slit diffraction? A. Width of central maxima increases with increase in wa…
In single slit diffraction pattern, the wavelength of light used is 628 nm and slit width is 0.2 mm, the angular width…
Some distant star is to be observed by some telescope of diameter of objective lens a, at an angular resolution of 3.0×…
In a double slit experiment the distance between the slits is 0.1 cm and the screen is placed at 50 cm from the slits p…
In a double slit experiment, when one of the slits is covered by a transparent mica sheet of refractive index 1.56, the…
An unpolarized light of intensity Io passes through polarizer and then through a certain optically active solution and…
When an unpolarized light falls at a particular angle on a glass plate (placed in air), it is observed that the reflect…
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