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$Diffraction Quiz$

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Diffraction Quiz

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Questions and Answers

What happens when light falls on obstacles or small apertures comparable to the wavelength of incident light?

The light changes color

The light bends around the corners of the obstacles or apertures (correct)

The light stops propagating

The light speeds up

What effect does diffraction have on the spreading of light?

It causes the light to narrow down

It changes the color of the light

It has no effect on the spreading of light

It causes the light to spread (correct)

What is Huygens's principle related to diffraction?

It states that light travels in a straight line

It describes the reflection of light

It is unrelated to diffraction

Each point on the wave front becomes a source of secondary disturbance and sends secondary wavelets (correct)

What is the behavior of light when trying to form a ray through a narrow slit?

Diffraction always causes light to spread Signup and view all the answers

What does diffraction limit in geometrical optics?

Defeats efforts to produce a narrower beam through a narrow slit Signup and view all the answers

What is the term for the bending of light when it encounters obstacles or small apertures comparable to the wavelength of incident light?

Diffraction Signup and view all the answers

What happens to the spreading of light when the slit through which light passes becomes narrower?

The spreading increases Signup and view all the answers

According to Huygens's principle, what becomes a source of secondary disturbance on the wave front?

Each point on the wave front Signup and view all the answers

What type of optics does diffraction limit?

Geometrical optics Signup and view all the answers

What is the term for the envelope formed by the secondary wavelets according to Huygens's principle?

Tangential surface Signup and view all the answers