Answer to Question #151313 in Mechanics | Relativity for Alex

Mechanics | Relativity

Question #151313

Find enenrgy of photon whose wavelength is 3.8 x 10-7m

Expert's answer

"E=\\frac{h\\times c}{\\lambda}=\\frac{6.6\\times10^{-34}\\times 3\\times10^8}{3.8\\times 10^{-7}}=5.21\\times 10^{-19}" J

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