• 2022-05-31 问题

    In a Compton scattering experiment, a photon of energy E is scattered from an electron at rest. After the scattering event occurs, which of the following statements is true? A: The frequency of the photon is greater than E/h. B: The energy of the photon is less than E. C: The wavelength of the photon is less than hc/E. D: The momentum of the photon increases.

    In a Compton scattering experiment, a photon of energy E is scattered from an electron at rest. After the scattering event occurs, which of the following statements is true? A: The frequency of the photon is greater than E/h. B: The energy of the photon is less than E. C: The wavelength of the photon is less than hc/E. D: The momentum of the photon increases.

  • 2022-06-06 问题

    中国大学MOOC: What is the Chinese meaning of photon?

    中国大学MOOC: What is the Chinese meaning of photon?

  • 2021-04-14 问题

    A photon of wavelength 2.0 nm Compton-scatters from an electron at an angle of 90°. What is the modified wavelength? (    )

    A photon of wavelength 2.0 nm Compton-scatters from an electron at an angle of 90°. What is the modified wavelength? (    )

  • 2021-04-14 问题

    A photon having 40 keV scatters from a free electron at rest. What is the maximum energy that the electron can obtain? (  )

    A photon having 40 keV scatters from a free electron at rest. What is the maximum energy that the electron can obtain? (  )

  • 2022-06-08 问题

    Which of the following mechanisms can be used in order to split a high energy photon in two (or more) lower energy photons? A: Multi-junction B: Up-conversion C: Down-conversion D: Intermediate band

    Which of the following mechanisms can be used in order to split a high energy photon in two (or more) lower energy photons? A: Multi-junction B: Up-conversion C: Down-conversion D: Intermediate band

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