WebQ: Can X-rays cause photoelectric effect? A: Photoelectric effect occurs when a light of suitable frequency incident on a metal surface then the… Q: Which photoelectric effect … WebThe photoelectric effect does not occur when the red light strikes the metallic surface because the frequency of red light is lower than the threshold frequency of the metal. The photoelectric effect occurs when …
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WebJul 7, 2012 · This plot is for the interaction of photons with electrons in copper. At low energies, the photoelectric effect is the dominant effect. From about 200 keV to about 10 MeV, Compton scattering is the … WebSep 12, 2024 · The photoelectric effect can only occur above the cut-off frequency \(f_c\). Measurements for all metal surfaces give linear plots with one slope. Each metal surface has its own cut-off frequency. The Work Function. The photoelectric effect was explained in 1905 by A. Einstein. Einstein reasoned that if Planck’s hypothesis about energy quanta ... thanatopracteur formation lyon
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WebIf you were to change the question to: Can all electromagnetic radiation cause a photoelectric effect? The answer is yes … but. The “but” is that the energy of the photon has to be greater than the binding energy of the electron. You can make photons that have an arbitrarily low energy, so if the question pertains to atoms and Continue Reading WebModern Physics (QB) - Free download as PDF File (.pdf), Text File (.txt) or read online for free. QUESTION BANK ON MODERN PHYSICS QUESTION FOR SHORT ANSWER ATOMIC PHYSICS Q.1 In the photoelectric effect, why does the existence of a cutoff frequency speak in favour of the photon theory and against the wave theory? Q.2 Explain … WebJul 20, 2024 · The photoelectric effect is the emission of electrons from matter upon the absorption of electromagnetic radiation, such as ultraviolet radiation or x-rays. Note: The above text is excerpted... thanatopsis annotated poem