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Redbelly98

About Redbelly98

Educational Background: PhD | Degree in: Physics | School: University S.U.N.Y at Stony Brook | Occupation: Physics Education

Entries by Redbelly98

Intro to Physically Reasonable Waves on a String

September 7, 2020/4 Comments/in Mechanics, Physics Tutorials/by Redbelly98

Introduction Physics teachers who are either writing physics questions that deal with waves on a string or setting up equipment for a class lab or demo of standing waves on a string might find the following analysis useful. When writing questions for physics tests or homework, it is preferable to use physically plausible values for…

What is the Double Slit? A 5 Minute Introduction

May 18, 2019/0 Comments/in Optics, Physics FAQs/by Redbelly98

Definition/Summary The double-slit is a simple configuration used to demonstrate interference effects in waves. Equations At distances that are large compared to the spacing between the slits (i.e. the far-field), the interference maxima (bright fringes) occur at angles such that [tex]d \ \sin\theta \ = \ m \ \lambda[/tex] where [tex]\begin{align*}d & = \text{the slit…

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