Dual Nature of Radiation and Matter

Related Questions

• The photo-electrons emitted from a surface of sodium metal are such that

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• A photon of wavelength 4400 Å is passing through vacuum. The effective mass and momentum of the photon are respectively

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• When radiation is incident on a photoelectron emitter, the stopping potential is found to be 9 volts. If $e/m$ for the electron is $1.8 \times {10^{11}}\,C\,k{g^{ - 1}}$ the maximum velocity of the ejected electrons is

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• The work functions of metals A and B are in the ratio 1 : 2. If light of frequencies $f$ and $2f$ are incident on the surfaces of A and B respectively, the ratio of the maximum kinetic energies of photoelectrons emitted is (f is greater than threshold frequency of A, 2f is greater than threshold frequency of B)

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• The de-Broglie wavelength of a particle accelerated with 150 volt potential is ${10^{ - 10}}$ m. If it is accelerated by 600 volts p.d., its wavelength will be

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