Physics, 22.08.2019 04:20 lilianjoyful
Ultraviolet light with a frequency of 3.00x10^15 hz strikes a metal surface and ejects electrons that have a maximum kinetic energy of 6.1 ev. what is the work function (in ev) of the metal ? (h = 6.63x10^-34 j. s and 1 ev = 1.60x10^-19j)
Answers: 3
Physics, 21.06.2019 13:30
Темирказык жулдызынын жулдыздык шамасы 2,02, ал веганын жулдыздык шамасы 0,03. осылардын кайсысы жарык жане неше есе жарык?
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Ultraviolet light with a frequency of 3.00x10^15 hz strikes a metal surface and ejects electrons tha...
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