State electromagnetic radiation with a wavelength

Reference no: EM13175123

Electromagnetic radiation with a wavelength of 665 nm appears as orange light to the human eye. The energy of one photon of this light is 2.99 Ã- 10-19 J. Thus, a laser that emits 1.3 Ã- 10-3 J of energy in a pulse of light at this wavelength produces __________ photons in each pulse.

Reference no: EM13175123

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