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Wavelength of red light in a vacuum?

Updated: 4/28/2022
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13y ago

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around 750 nanometers.

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Q: Wavelength of red light in a vacuum?
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Speed of red light and blue light in a vacuum?

In a vacuum the speed of red and blue light are the same as all light, 300,000,000m/s. Their frequency and wavelength will be different but the speed remains the same.


What has a longer wavelength red or green?

Red light has the longest wavelength that's visible to the eye.Violet light, just past blue in the rainbow, has the shortest wavelengththat's visible to the eye. It's roughly half the size of a wave of red light.


Is a red light a visible light with the shortest wavelength?

No, red light has the longest wavelength within the visible light spectrum.


Is the Visible light with the shortest wavelength a red light?

No, red light has the longest wavelength within the visible light spectrum.


True or false visibe light with the shortest wavelength is red light?

No, red is the longest wavelength of visible light, with the lowest frequency and the least energy. Violet light has the shortest wavelenght, with the highest frequency and the most energy (of visible light).


Which type of visible light has the longest wavelength?

The longest wavelength / lowest frequency visible light is the red end of the spectrum. The shortest wavelength / highest frequency visible light is the violet end of the spectrum.


What has more energy heat or light And why?

It depends on the wavelength of light and the amount of heat. If you are comparing light from the visible part of the spectrum with infra red (i.e. heat), then visible light has more energy due to its slightly shorter wavelength. Energy is related to wavelength by the equation E=hc/λ where h is Planck's constant, c is the speed of light in a vacuum and λ is wavelength.


Why is red light having maximum wavelength?

Because red light has minimum frequency and thus it has maximum wavelength.


The wavelength of light is defined as?

The speed of light in vacuum is 299 792 458 Metre_per_second


Which light wavelength make it through glass faster?

Red light (longer wavelength)


What color of visible light has longest wavelength?

Red is the longest wavelength of visible light


What color of visible light has the longest wavelength?

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