November 2007
Intermediate to advanced
736 pages
46h 32m
English
Content preview from Consumer Electronics
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DISPERSION AND RECOMBINATION OF LIGHT
If a stream of sunlight is made to pass through a small circular hole in one of the shutters, it will make a small circular patch on the opposite wall. On placing a triangular prism before the hole, an elongated coloured patch of light will be formed on the wall. This is called the spectrum of light. The colours formed are in the order shown in Fig. 31.1
Fig. 31.1 Dispersion of light
White light consists of a mixture of seven different colours. The refractive index of glass is different for each colour, so that when white light falls on the prism, each colour in it is refracted at a different angle, ...
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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.
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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.