JEE Main Dual Nature of Radiation questions
5 Physics questions on Dual Nature of Radiation as asked in JEE Main, newest first. 4 come with a worked solution.
- From the photoelectric effect experiment, following observations are made. Identify which of these are correct. A. The stopping potential depends only on the work function of the metal. B. The saturation current…
2023 · with solution
- Given below are two statements: Statement I: Stopping potential in photoelectric effect does not depend on the power of the light source. Statement II: For a given metal, the maximum kinetic energy of the photoelectron…
2023 · with solution
- The threshold wavelength for photoelectric emission from a material is 5500 Å. Photoelectrons will be emitted, when this material is illuminated with monochromatic radiation from a A. 75 W infra-red lamp B. 10 W…
2023 · with solution
- An α-particle, a proton and an electron have the same kinetic energy. Which one of the following is correct in case of their de-Broglie wavelength:
2023 · with solution
- Electron beam used in an electron microscope, when accelerated by a voltage of 20 kV, has a de-Broglie wavelength of λ_0. If the voltage is increased to 40 kV, then the de-Broglie wavelength associated with the electron…
2023
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