Physics, 14.03.2022 09:10 jilliand2242
The helium-neon lasers most commonly used in student physics laboratories have average power outputs of 0.250 mW. (a) If such a laser beam is projected onto a circular spot 1.86 mm in diameter, what is its intensity
Answers: 2
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Which feature indicates that mars resides in the inner region of the solar system
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Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
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What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics
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The helium-neon lasers most commonly used in student physics laboratories have average power outputs...
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