Most remote controllers for AV equipment emit radiation with the wavelength profile shown in the figure below. What is the energy of a photon that has a wavelength corresponding to the peak in the figure? Planck's constant is h = 6.626 ×× 10–34 J • s, and the speed of light is c = 3.00 × 108 m/s.

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Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”