What do convergence and divergence mean? And why do they …
I understand that when a series diverges, y doesn't approach 0 when x approaches infinity, and converging series do. But what does this say? I just want to understand some applications. …
How to model converging illumination through object plane (in …
Oct 25, 2025 · Hello community, I'm designing a projection lens system for a 35mm film projector in Zemax OpticStudio and struggling with the correct sequential mode setup for the …
Series that converge to $\pi$ quickly - Mathematics Stack Exchange
In particular, take a look at the latest version of his talk on "The life of pi" (and its references!), which includes many of the fast converging algorithms and series used in practice for high …
Why is my COMSOL solution not converging? - Physics Forums
Aug 12, 2009 · Hello, I'm a 2nd year student, and I'm trying to get to know COMSOL. I'm starting off by solving simple problems with the incompressible Navier-Stokes model, but I keep having …
Graphically determining the focal length of a converging lens
Nov 5, 2023 · So I have plotted all the given data points on a graph, putting 1/di on the y- axis and 1/do on the x-axis. I have to now find focal length from the graph...
Identifying Converging and Diverging Lenses: Explaining with …
Feb 1, 2005 · To determine whether a lens is converging or diverging, analyze the behavior of the principal rays after they pass through the lens. A convex lens will cause rays to converge at a …
Finding Distance Between Lens Positions: Solve for a
Apr 3, 2007 · Homework Statement The distance between an object and its image is fixed at 40.0 cm. A converging lens of focal length f = 4.2 cm forms a sharp image...
Converging Lens Problem: Finding Distance from Slide for Real …
Feb 7, 2005 · A transparent photographic slide is placed in front of a converging lens with a focal length of 2.24 cm. The lens forms an image of the slide 11.4 cm from...
What Is the Proper Sign Convention for a Virtual Image in Lens ...
Feb 5, 2006 · A converging lens with a focal length of 12.0 cm forms a virtual image 17.0 cm to the right of the lens, and the object must be positioned between the lens and the focal point to …
Why Does Flow Become Supersonic in the Diverging Section of a …
Sep 6, 2007 · i just started reading about nozzles and turbines in my semester course. i went through converging diverging nozzles. for achieving a supersonic flow, a converging diverging …