WRITE A PARAGRAPH ON COMPUTER-A DIGITAL DEVICE.
WRITE ABOUT 2 PAGES LONG.
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A physical unit of equipment that contains a computer or microcontroller. Today, myriad devices are digital including a smartphone, tablet and smartwatch. In contrast, there are numerous non-digital (analog) devices, such as a thermometer, electric fan and bicycle.
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The six most common voltage sources are friction, magnetism, chemicals, light, heat, and pressure. Friction is the oldest known method of producing electricity
Explanation:
The six most common voltage sources are friction, magnetism, chemicals, light, heat, and pressure. Friction is the oldest known method of producing electricity
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