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NIKITA PUBLICATION-ELECTRONS AND PHOTONS -MCQs
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- The wave number corresponding to threshold wavelength of a given metal...
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- The frequency and wavelength of radiation which has energy of 5 eV is
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- The photoelectric work function of a metal is 3 eV . The maximum kinet...
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- The threshold wavelength for a metal is 5000 Å . The maximum K.E. of t...
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- When the ultraviolet light of wavelength 1.8 xx 10^(-7) m falls on ce...
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- The light radiation of wavelength 6000 Å falls on a metal . The thresh...
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- When light of wavelength 2000 Å is incident on tungsten the maximum ve...
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- A photon of energy 12 V falls on metal surface whose work function is ...
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- The photoelectric work function of the emitter of a photocell is 3.63 ...
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- The threshold wavelength of a metal is 230 nm . The maximum K.E. of th...
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- The photoelectric work function for potassium is 2 eV . The light of w...
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- If the photoelectric work function of a metal is 5 eV , the threshold ...
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- A charged water drop of weight 4 xx 10^(-18) kg and charge 1.6 xx 10^(...
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