NEET Dual Nature of Radiation questions
6 Physics questions on Dual Nature of Radiation as asked in NEET, newest first.
- A photon and an electron (mass m) have the same energy E. The ratio (λ_photon/λ_electron) of their de Broglie wavelengths is: (c is the speed of light)
2025
- Choose the correct answer from the options given below: A. The energy of a photon is E = hν. B. The velocity of a photon is c. C. The momentum of a photon, p = (hν)/c. D. In a photon-electron collision, both total…
2024
- The minimum wavelength of X-rays produced by an electron accelerated through a potential difference of V volts is proportional to
2023
- The work functions of Caesium (Cs), Potassium (K) and Sodium (Na) are 2.14 eV, 2.30 eV and 2.75 eV respectively. If incident electromagnetic radiation has an incident energy of 2.20 eV, which of these photosensitive…
2023
- Light of frequency 1.5 times the threshold frequency is incident on a photosensitive material. What will be the photoelectric current if the frequency is halved and intensity is doubled?
2020
- An electron is accelerated from rest through a potential difference of V volt. If the de Broglie wavelength of the electron is 1.227 × 10^-2 nm, the potential difference is :
2020
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