18 JEE Main 2025 Dual Nature of Matter previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2025 previous-year questions from the Dual Nature of Matter chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Dual Nature of Matter chapter hub.
A light source of wavelength λ illuminates a metal surface and electrons are ejected with maximum kinetic energy of 2 e…
A small mirror of mass m is suspended by a massless thread of length l. Then the small angle through which the thread w…
In photoelectric effect, the stopping potential (V₀ ) v / s frequency (ν) curve is plotted. ( h is the Planck's constan…
An electron of mass ' m ' with an initial velocity v=v₀ i (v₀0 ) enters an electric field E=-Eo k. If the initial de Br…
The energy E and momentum p of a moving body of mass m are related by some equation. Given that c represents the speed…
In an experiment with photoelectric effect, the stopping potential,
A sub-atomic particle of mass 10⁻³⁰ ~kg is moving with a velocity 2.21 × 10⁶ ~m / s. Under the matter wave consideratio…
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: In ph…
The work functions of cesium (Cs) and lithium (Li) metals are 1.9 eV and 2.5 eV , respectively. If we incident a light…
A photo-emissive substance is illuminated with a radiation of wavelength so that it releases electrons with de-Broglie…
Log in to unlock the full list, track what you've solved, and practice on the TCS iON-style CBT player. It's free.