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A laser emits 1.44*10^18 photons

A laser produces 15.0mW of light. In 3.00hr , the laser emits 4.53×1020 photons. What is the wavelength of the laser?
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Consider the light from a green laser pointer (wavelength = 532 nm).What is the energy of 1 photon form this laser? If the laser
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A laser source emits lights of wavelength 62100m and has an output of 35mW calculate how many photons are emitted per minute by
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How do you set this problem up?A laser emits at a wavelength 987 nm. all of its output energy is absorbed in a detector that
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How is light amplified in a laser?Photons collide with gas particles, multiply, and reflect back and forth in a tube. Photons
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2. asked by mir
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How is light amplified in a laser?Photons “leak” through a partially reflecting mirror, causing them to travel in step.
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2. asked by mir
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An argon ion laser puts 5 W of continuous power at a wavelength of 532 nm. the diameter of the laser beam is 5.5 nm. if the
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2. asked by osa
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Consider a laser which emits photons with a wavelength of 1.55 micrometers. The laser has a lower electron level Ei and an upper
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Intensity of the HeNe laser (lambda = 632nm) was measured at 2 distances: 1m and 200m from the laser. The meter reading was 10W
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A helium-neon laser emits light of wavelength 633 nanometers(nm). Light from an argon laser has a wavelength of 515 nm. Which
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2. asked by Shirley
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