Dual Nature of Radiation and Matter

Related Questions

• Light of wavelength 1824 Å, incident on the surface of a metal, produces photo-electrons with maximum energy 5.3 eV. When light of wavelength 1216 Å is used, the maximum energy of photoelectrons is 8.7 eV. The work function of the metal surface is

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• The frequency of a photon, having energy 100 $eV$ is$(h = 6.6\,{10^{ - 34}}\,J{\rm{ - }}sec)$

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• In photoelectric effect if the intensity of light is doubled then maximum kinetic energy of photoelectrons will become

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• If the kinetic energy of a free electron doubles, its de-Broglie wavelength changes by the factor

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• The work function for tungsten and sodium are 4.5 eV and 2.3 eV respectively. If the threshold wavelength $\lambda $ for sodium is $5460{\AA}$, the value of $\lambda $ for tungsten is

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