What is the wavelength (in nm) of light having a frequency of 7.8 × 1013 Hz? What is the frequency (in Hz) of light having a wavelength of 5.54 × 102 nm?

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asked Jan 21, 2018 219k views

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Radu Chiriac · Answer 1 · 2018-01-25T18:59:30+0000

speed of wave = wavelength * frequency
wavelength = speed / frequency where speed of light is 3.0 * 10^8 hence wavelength = 3.79 * 10^-5
frequency = wavelength/speed
= 1883.6

What is the wavelength (in nm) of light having a frequency of 7.8 × 1013 Hz? What is the frequency (in Hz) of light having a wavelength of 5.54 × 102 nm?

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