Energy Band of Metal
Energy band and energy gap According to Niels Bohr’s atomic model, electrons in the atoms do not have a continuous energy. Electrons can only have a certain set of energy. This is…
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Semiconductor
Transistor application circuit
A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power. It is composed of semiconductor material usually with at least three terminals for connection to an…
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Diode making
A diode is an electronic component that conducts current primarily in one direction. It has low resistance in one direction, and high resistance in the other. A diode is made by joining…
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Rectifier Circuit
Household power is AC. In contrast, many electronic components are powered by DC power. Therefore, electronic devices such as laptops use a power supply to convert household power to DC. Can you…
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