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A Beam of Light from a Laser Has a Wavelength

Question 65

Multiple Choice

A beam of light from a laser has a wavelength of 600 nm.What is the frequency of this light?

A) 5*10¹⁴ Hz
B) 6000 Hz
C) 3*10⁸ m/s
D) 2* ^- ¹⁵ Hz
E) 1.8*0¹² Hz

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