What Is the Wavelength of a Monochromatic Light Beam,where the Photon

question 38

Multiple Choice

What is the wavelength of a monochromatic light beam,where the photon energy is 3.00 eV? (h = 6.63 x 10^-34 J*s,c = 3.00 x 10⁸ m/s,1 nm = 10^-9 m,and 1 eV = 1.6 x 10^-19 J)

• A)311 nm
• B)414 nm
• C)622 nm
• D)1 243 nm

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