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The work function(w) of a metal X equals to 10-9.calculate the number( N)of photons of light of wavelength 26.52nm,whose total energy equals W |
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Answer» Here you haven't specified that work function of metal is in joule or ev. So to solve it we are giving you the direction: Calculate the energy of photon E = hc/λ Now divide the work function (in joule) by the energy of photon you will get the no. of photon. |
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