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Tag Archives: Drivers

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Hand-Wrenches

Hand Tools: Wrenchs, Sockets, Hammers, Drivers, Pliers

CareersBy William Anderson (Schoolworkhelper Editorial Team)December 25, 20121 Comment

Hand tools are the most popular and widely used tools in any industry. Because they do not require any external power source to operate they can be used anywhere and everywhere. By selecting the right hand tool of the correct size a technician should be able to perform almost any task that is required. Hand…

How we Hear: Speakers, Microphones, Reverberation, Screeh, Delay

ScienceBy William Anderson (Schoolworkhelper Editorial Team)May 2, 20101 Comment

Microphone Transducers, devices that change information from one form to another. A microphone consists of a diaphragm, a magnet, and a coil of wire. When you speak into it sound waves created by your voice vibrate the diaphragm which is connected to the magnet which is inside the coil of wire. These vibrations cause the…

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