Ttanium f 694 x 10-19 j and silicon f 777 x 10-19 j
Titanium (f = 6.94 x 10^-19 J) and silicon (f = 7.77 x 10^-19 J) surfaces are iradiated with UV radiation with a wavelength of 207nm.
Explain the wavelength of the electrons emitted by the titanium surface?
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