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                                    The work functions of silver & sodium are 4.6 eV and 2.3 eV respectively. The ratio of the maximum kinetic energies of emitted electrons when illuminated by wavelength 155 nm is (hc=1240 eV nm) | 
                            
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Answer»  The work functions of silver & sodium are 4.6 eV and 2.3 eV respectively. The ratio of the maximum kinetic energies of emitted electrons when illuminated by wavelength 155 nm is (hc=1240 eV nm)  | 
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