
How to know what m value to plug into thin film interference …
Jun 6, 2019 · How do I work out what m value (0, 1/2, 1 etc) to put in the thin film interference equations like 2nt = (m + 1/2)*lambda? Does it depend if it's constructive or destructive? Could …
How Do You Prove Constructive Interference Mathematically?
May 4, 2013 · The discussion revolves around proving constructive interference mathematically using the formula r1 - r2 = mλ. Participants initially struggle with applying this formula to a …
How Does Soap Bubble Thickness Affect Light Interference?
Mar 13, 2016 · Homework Statement (a) Calculate the minimum thickness of a soap bubble film that results in constructive interference in the reflected light if the film is illuminated with light …
Energy of Electromagnetic Waves in Destructive Interference
May 19, 2022 · Hello ! As we know by definition that: "Constructive interference occurs when the phase difference between the waves is an even multiple of π (180°), whereas destructive …
Thin film constructive interference - Physics Forums
May 16, 2017 · In the discussion about thin film constructive interference, it is determined that experiments I and III will produce constructive interference due to the phase shifts involved. …
Constructive interference with sound -- word problem - Physics …
Apr 1, 2017 · Homework Statement [/B] I was little bit confused about interference word problem in an old physics exam. I managed to ace the problem in the exam, by applying a little bit …
Minimum thickness of thin film constructive interference
Aug 10, 2008 · Homework Statement What is the minimum (non-zero) thickness of a benzene (n = 1.501) thin film that will result in constructive interference when viewed at normal incidence …
How do different path differences affect interference in sound …
Jul 30, 2016 · The discussion focuses on how path differences between two loudspeakers affect sound wave interference. For destructive interference, the path difference must equal (n + …
Single Slit and Diffraction Grating Formulas - Physics Forums
Dec 9, 2017 · Hi everyone. I am having some difficulty understanding the formulas of single slit diffraction and diffraction gratings. This is partly because the formulas that I have been given …
Understanding Light Wave Interference: Constructive or …
Apr 23, 2009 · I feel so silly right now, because this problem is the 1st problem of my physics problem set(and easiest), and I've done all the rest of the harder problems, but I can't get this …