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The wavelength of the light of a red laser pointer

A typical laser pointer is rated at 5.0 mW. It outputs red light with a wavelength of about 6300 Angstrom. How many photons of
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2. asked by qwerty123
3. 580 views
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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2. asked by Lacey
3. 716 views
A laser pointer produces a very narrow laser beam of light. A laser pointer is used to create two models that show how light
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2. asked by Bray
3. 88 views
The wavelength of the light of a red laser pointer is 6.35*10 to power of -7 m convert this to nm
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2. 77 views
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
3. 1,806 views
the light from a helium neon laser has a wavelength of 632 nanometers in air. the same light has a wavelength of 479.2 in glass.
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2. asked by gerl
3. 915 views
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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2. asked by Anonymous
3. 4,021 views
The red laser light used in supermarket scanners has a wavelength of 633 x 10-9 m. (This is 633 nanometers, 633 nm). Find the
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2. asked by Tim
3. 534 views
You shine your laser pointer through the flat glass side of a rectangular aquarium at an angle of incidence of 45 degrees. The
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2. asked by Cassie
3. 1,246 views
Brain buster: A laser sends red light of wavelength 650 nm from air into water in a swimming pool. The index of refraction of
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2. asked by Hanu2012
3. 1,133 views