How things work encyclopedia

... see it 78–79 Light and bubbles 80–81 Mirror, 82–83 Lenses 84–85 How light works 86–87 Fireworks 88–89 Measuring sound 90–91 How ears hear 92–93 Electric guitar Bits and bytes 94–95 Bits and ... tracks Air and water 42–43 Gases and liquids 44–45 How fluids work 46–47 Float that boat 48–49 Floating balloons 50–51 Roller coaster 52–53 How do planes fly? 54–55 Blastoff! What is energy...

Ngày tải lên: 25/12/2013, 16:34

... IC. 18-pin in-line ICs. HOW ELECTRONIC THINGS WORK . . . AND WHAT TO DO WHEN THEY DON’T DETAILED CONTENTS ix Chapter 1 Introduction to very basic electronics “101” How resistors work ● Reading resistor ... operation 195 7 How video cameras and camcorders work 227 8 Wired telephones, cordless phones, answering machines, and cellular phone systems 259 9 How remote-control system...

Ngày tải lên: 12/12/2013, 21:47

... different antenna types, shapes and sizes, and their applications Wireless Communications How Antennas Work 18 Summary • Gain occurs when a signal is amplified or when most of the signal’s energy ... directional 11 Antenna Sizes and Shapes (continued) 12 Antenna Sizes and Shapes (continued) 17 How Antennas Work • Understanding antennas requires in-depth knowledge of physics, mathem...

Ngày tải lên: 13/09/2012, 10:52

... group work, strategies to foster and stimulate English language use in group work, difficulties teachers experienced when implementing group work and difficulties students experienced when working ... chosen group work activities and students’ expectation The data in Figure 8 shows the comparison of teachers’ answer and students’ answer about the activities selected for group work. A...

Ngày tải lên: 07/11/2012, 14:50

... desktop! Good things to put here: favorite programs; disks on the network to which you often connect; a document you're working on every day; and so on. Folder and disk icons here work just ... connecting to networked disks. Park your other computers' hard drive icons here, as described in Chapter 12 , and you shave several steps off the usual connecting-via-network ritual....

Ngày tải lên: 21/01/2014, 04:20

... came. Tip: If, while working on a document, you see a tiny dot in the center of the Close button, Mac OS X is trying to tell you that you haven't yet saved your work. The dot goes away ... One classic example is the Go Go to Folder command (Shift- -G). It brings up a box like the one shown here. The purpose of this box is to let you jump directly to a certain folder on your Mac...

Ngày tải lên: 21/01/2014, 04:20

... Section 1.2.10 .) GEM IN THE ROUGH How Much Is That Doggie in the Window? The status bar shows you disk-space information for the entire disk, but not how much disk space this particular window's ... This little item, new in Leopard, appears when you choose View Show Path Bar. It's a tiny map at the bottom of the window that shows where you are in the folder hierarchy. If i...

Ngày tải lên: 21/01/2014, 04:20

... Microprocessor Works 52 Part 3: How Software Works 72 Chapter 6 How Programming Languages Work 86 Chapter 7 How Windows Works 96 Chapter 8 How Software Applications Do Your Work 106 GETTING TO KNOW THE HARDWARE 11 handy ... Input/Output Devices Chapter 14 How Energy Turns into Data Chapter 15 How Computer Ports Work 208 Chapter 16 How a Computer Display Works 21 8 Chapter...

Ngày tải lên: 19/03/2014, 13:35