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Intensity of the HeNe laser

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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2. asked by Bill
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A typical laser used in introductory physics laboratories produces a continuous beam of light about 1.0 mm in diameter. The
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2. asked by maranda
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The output of a laser is 3.000 W when pumped at 7 times the threshold. The optical mode in the laser is a cylinder with a
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2. asked by qweasd
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An industrial laser is used to burn a hole through a piece of metal. The average intensity of the light is S = 1.13 109 W/m2.
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2. asked by Anonymous
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Quartz has a refractive index of 1.54. If light from a HeNe laser impinges on an air/quartz interface at an angle of 22.5
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2. asked by noel
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An industrial laser is used to burn a hole through a piece of metal. The average intensity of the light is = 4.84 × 109 W/m2.
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2. asked by help
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A carbon dioxide laser is an infrared laser. A CO laser with a cavity length of 48.6cm oscillates in the m=100,000.0 mode. What
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2. asked by sarah
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A carbon dioxide laser is an infrared laser. A CO2 laser with a cavity length of 48.4 cm oscillates in the m=100,000.0 mode.1.
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2. asked by Mike
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What is an advantage of using a laser over a scalpel for surgery?A laser also seals blood vessels. A laser can cut through
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2. asked by mir
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What is an advantage of using a laser over a scalpel for surgery?Laser surgery is much faster. A laser also seals blood vessels.
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2. asked by mir
3. 174 views