In a ruby laser,an electron jumps from a higher energy level to a lower one.If the energy difference between the two levels is 1.8 eV,what is the wavelength of the emitted photon? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19 J) A)350 nm B)470 nm C)650 nm D)690 nm E)960 nm

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The Answer of In a ruby laser,an electron jumps from a higher energy level to a lower one.If the energy difference between the two levels is 1.8 eV,what is the wavelength of the emitted photon? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19 J) A)350 nm B)470 nm C)650 nm D)690 nm E)960 nm

In a Ruby Laser,an Electron Jumps from a Higher Energy