Dual Nature of Radiation and Matter

Related Questions

• The cathode of a photoelectric cell is changed such that the work function changes from $W_1$ to $W_2$ ($W_2 > W_1$). If the current before and after change are $I_1$ and $I_2$, all other conditions remaining unchanged, then (assuming $h\nu > W_2$)

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• In Milikan’s experiment, an oil drop having charge q gets stationary on applying a potential difference V in between two plates separated by a distance ‘d’. The weight of the drop is

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• The work function of metal is 1 eV. Light of wavelength 3000 Å is incident on this metal surface. The velocity of emitted photo-electrons will be

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• Cathode rays are similar to visible light rays in that

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• X-rays are known to be electromagnetic radiations. Therefore the X-ray photon has

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