Dual Nature of Matter and Radiation questions
494 published questions with worked solutions.
- When a certain metal surface is illuminated with light of frequency the stopping potential for the photoelectric current is Vs....
- When a certain metal surface is illuminated with light of frequency v, the stopping potential for photoelectric current is V₀....
- When photons of energies twice and thrice the work function of a metal are incident on the metal surface one after other, the...
- From a metallic surface photoelectric emission is observed for frequencies v_1 and v_2 (v_1 > v_2) of the incident light. The...
- Two identical photocathodes receive light of frequencies 'n_1' and 'n_2'. If the velocities of the emitted photoelectrons of mass...
- If the potential difference used to accelerate electrons is doubled, by what factor does the de-Broglie wavelength associated...
- The maximum kinetic energy of the photoelectrons varies
- Maximum kinetic energy of photon is 'E' when wavelength of incident radiation is ' '. If wavelength of incident radiations is...
- When a certain metallic surface is illuminated with monochromatic light wavelength , the stopping potential for photoelectric...
- In photoelectric effect, the photocurrent
- If the potential difference used to accelerate electrons is increased four times, by what factor does the de-Broglie wavelength...
- Photoelectric emission takes place from a certain metal at threshold frequency 'v'. If the radiation of frequency '2v' is...
- According to de-Broglie hypothesis if an electron of mass 'm' is accelerated by potential difference 'V' then associated...
- If the potential difference used to accelerate electrons is doubled, by what factor does the de-Broglie wavelength associated...
- According to de-Broglie hypothesis, the ratio of the wave-length of a photon and that of an electron having same energy 'E' is (m...
- Photoelectrons are emitted from two similar metal plates when wavelengths _1 and _2 are incident on them ( _1 = 1.5 , _2 ). If...
- Photoelectric emission is observed from a metallic surface for frequencies _1 and _2 of the incident light rays ( _1 > _2). If...
- A metal surface of work function 1.13 eV is irradiated with light of wavelength 310 nm. The retarding potential required to stop...
- In case of photoelectric effect, the graph of measured stopping potential (V_0) against frequency 'v' of incident light is a...
- A photoelectric surface is illuminated successively by monochromatic light of wavelength and ( /3 ). If the maximum kinetic...
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