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How is laser light different

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. 99 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. 1,826 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. 4,041 views
A laser is mounted on a table 1.04m above the ground, pointed at a vertical mirror a horizontal distance 3.46m away. The laser
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2. asked by Amy
3. 576 views
How is laser light different from the light produced by a flashlight?Flashlights use reflecting mirrors and lasers do not. The
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2. asked by mir
3. 160 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. 549 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. 733 views
A student holds a laser that emits light of wavelength 641.5 nm. The laser beam passes though a pair of slits separated by 0.400
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2. asked by James urgent
3. 754 views
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. 602 views
Laser light is commonly used to demonstrate double-slit interference. Explain why laser light is preferable to light from other
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2. asked by anonymous
3. 708 views