November 2007
Intermediate to advanced
736 pages
46h 32m
English
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TYPES OF WAVES
Waves can be classified according to their broad physical properties; according to how the direction of motion of the particles is related to the direction of propagation of the wave; according to the number of dimensions in which they propagate energy and also according to how the particles of the medium move in time.
Imagine a stone is dropped in a still lake. Circular ripples spread out from the point where the stone entered the water. Along a given circular ripple, all points are in the same state of motion. These points define a surface called wavefront. If the medium is of uniform density, the direction of motion of the wave is at right angles to the wavefront. A line normal to the wavefront, indicating the direction of motion ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.