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Category: Interference & Diffraction

June 1, 2015

What is wavelet and secondary wavefront?

Last updated on August 29th, 2020 at 10:03 am Wavelet: Wavelets are tiny parts of waves. Secondary wavefront: The envelop

June 1, 2015

Define wavefront?

Last updated on August 29th, 2020 at 10:03 am Wavefront A wavefront can be defined as the locus of all

June 1, 2015

What is diffraction grating?

Last updated on June 13th, 2020 at 08:37 pm Diffraction grating Diffraction grating is an extremely useful device. In one

June 1, 2015

What do you mean by Fresnel and Fraunhofer class of diffraction?

Last updated on June 13th, 2020 at 08:37 pmDiffraction phenomena can conveniently divided into two groups. Fresnel Diffraction Phenomena: In the

June 1, 2015

What is diffraction? Explain.

Last updated on June 13th, 2020 at 08:37 pm Diffraction The rhythmic variations in intensity and the bending of light

June 1, 2015

What are the Newton’s rings and how are they formed?

Last updated on June 13th, 2020 at 08:37 pm Newton’s rings and its formation :  When a Plano-convex lens of

June 1, 2015

What is fringe width?

Last updated on June 13th, 2020 at 08:37 pmFringe width  The distance between any two consecutive bright or dark fringe

June 1, 2015

Why two independent source of light can not produce interference?

Last updated on June 13th, 2020 at 08:37 pmTwo independent sources of light can not produce interference because a large

June 1, 2015

What do you mean by coherent sources? How are they realized in practice?

Last updated on June 13th, 2020 at 08:37 pm Coherent sources Two sources are said to be coherent if they

June 1, 2015

Define and explain interference of light.

Last updated on June 13th, 2020 at 08:37 pm Interference of light:  Wave emitted from two coherent sources having the

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