What Is the Frequency of Light Emitted by a Helium-Neon

question 33

Multiple Choice

What is the frequency of light emitted by a helium-neon laser if the wavelength of the light is 632.8 nm and the speed of light is 3 × 10 ⁸ m/s?

• A) 4.74 × 10¹⁴ s ^{− 1}
• B) 4.74 × 10⁵ s ^{− 1}
• C) 1.58 × 10 ^{− 3} s ^{− 1}
• D) 2.11 × 10 ^{− 15} s ^{− 1}
• E) 1.58 × 10 ^{− 15} s ^{− 1}

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