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Purple light has a frequency of 4x10^14 Hz. What is its wavelength in meters?
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- ZirpLv 56 days ago
probably d
300000 divided by 4 gives 7.5
wavelength of visible light is usually expressed in nanometers
purple is about 750 nanometer
- JimLv 76 days ago
Speed = Wavelength • Frequency
𝑣 = λ • 𝑓
Speed (v) of a wave, its wavelength (λ) and frequency (f).
299792458 m/s = λ • 4x10^14 Hz
solve for λ
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