Determination of the thickness of paper by obtaining fringes in wedge shaped air film.

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Air wedge interference

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Diffraction of Light: Assignment - Oscillations, Waves and Optics - Physics PDF Download

A wedge-shaped film of air is produced by placing a fine wire of diame

PDF) Wedge Shaped Film

Air wedge interference

Lecture 26

Obtain an expression for fringe width in the interference pattern of wedge shape film. How this phenomenon is used to determine thickness of thin paper .

Physics II Lab w answers Part 56 - Experiment 20 Air wedge: Interference of light Apparatus Glass plate thin wire beam splitter light source

3. As shown in the figure, an air wedge is used to measure the diameter of the thin wire. If l =589.3 nm, L = 2.888X10-2 m, the general width of 30