Dual Nature of Radiation and Matter

Related Questions

• Light of wavelength 4000 Å falls on a photosensitive metal and a negative 2V potential stops the emitted electrons. The work function of the material (in eV) is approximately $(h = 6.6 \times {10^{ - 34}}Js,\;\;e = 1.6 \times {10^{ - 19}}C,\;\;c = 3 \times {10^8}m{s^{ - 1}})$

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• The energy that should be added to an electron to reduce its de Broglie wavelength from one nm to 0.5 nm is

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• X-rays are produced in laboratory by

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• The mass of a photo electron is

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• In an X-rays tube, the intensity of the emitted X-rays beam is increased by

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