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Author Question: What is the frequency of a helium-neon laser light with a wavelength of 632.8 nm? The speed of light ... (Read 164 times)

dalyningkenk

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Question 1

Arrange the following spectral regions in order of increasing energy:
infrared, microwave, ultraviolet, visible.
◦ ultraviolet < visible < infrared < microwave
◦ microwave < visible < infrared < ultraviolet
◦ ultraviolet < infrared < visible < microwave
◦ microwave < infrared < visible < ultraviolet

Question 2

What is the frequency of a helium-neon laser light with a wavelength of 632.8 nm? The speed of light is 3.00 × 108 m/s.
◦ 2.11 × 10-15 s-1
◦ 4.74 × 1014 s-1
◦ 1.58 × 10-15 s-1
◦ 4.74 × 105 s-1


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Marked as best answer by dalyningkenk on Feb 15, 2020

jennafosdick

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dalyningkenk

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Reply 2 on: Feb 15, 2020
Excellent


pratush dev

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Reply 3 on: Yesterday
Gracias!

 

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