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One situation is the movement of light through water. If you are ever in a pool, you may notice the different light patterns, or in the ocean, waves of light split up into their capability of reaching the bottom. Also, light diffracts during rainfall (rainbows).

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āˆ™ 15y ago
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āˆ™ 13y ago

White light is dispersed to its component colours by a diffraction grating. Therefore a diffraction grating acts like a prism and is used for any application where a single colour of light is needed e.g. spectrophotometer.

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It is diffracted. :)

It is diffracted according to the formula: dsin(theta) = n(wavelength)

Where d is the distance between each grating. Sine theta is the angle at which the light is diffracted away, n is the order number and the wavelength is the wavelength of the light.

That is the light will only be diffracted at certain angles away from the angle at which it entered the grating

Each of the angles moving away from the central one is called an order.

E.g For a beam of light with a wavelength of 590nm hitting a diffraction grating of spacing - 1.67x10^-6m the angle of diffraction for the second order will be:

1.67x10^-6 X Sin(theta) = 2 X 590x10^-9m

Sin(theta) = (1 X 590x10^-9)/1.67x10^-6

Sin^-1((1 X 590x10^-9)/1.67x10^-6) = 45 degrees

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āˆ™ 13y ago

When a wave diffracts the direction of the wave changes as it bends around the obstacle. The frequency, wavelength and speed of the wave DO NOT CHANGE.

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āˆ™ 9y ago

One situation would be when light moves through water.

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Q: What happens when light passes through diffraction grating?
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What is the definition of diffraction grating?

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How diffraction grating could be used as the dispersive element?

A diffraction grating can be used as a dispersive element by separating light into its different wavelengths through the process of diffraction. As light passes through the grating, it is diffracted at different angles depending on its wavelength, allowing the components of white light to be spread out and analyzed individually. This dispersion property is used in spectroscopy to study the spectral composition of light sources.


What do diffraction grating glasses do to light?

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How can you separate rainbow colors individually as from a mixture?

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What is Diffraction grating experiment?

A diffraction grating experiment involves passing light through a grating, which is a device with many evenly spaced slits. As light passes through the grating, it undergoes diffraction, causing the light to spread out into its component colors. This phenomenon allows scientists to analyze the wavelengths of light and study its properties.


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What principle is responsible for light spreading as it passes through a narrow slit?

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What is the approximate wavelength of a light whose second-order dark band forms a diffraction angle of 15.0 when it passes through a diffraction grating that has 250.0 lines per m?

Using the equation for diffraction grating: (sin(Īø) = mĪ»/d), where (m = 2) (second-order dark band), (\theta = 15Ā°), and (d = 1/250.0\ m), we can solve for the wavelength (\lambda). Rearranging the equation gives (\lambda = d Ɨ sin(Īø) / m). Plugging in the values: (\lambda = (1/250.0) Ɨ sin(15Ā°) / 2 ā‰ˆ 2.4 Ɨ 10^{-7}\ m).


Why does a spectrum appear?

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What do you call it when light the speed of light changes as it passes through different meduims?

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It undergoes diffraction. Please see the related link for more information.