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N Type and P Type Semiconductors
Semiconductive materials do not conduct current well and are of limited value in their intrinsic state. This is because of the ... -
Band Gap for Semiconductor Materials
The valence shell of an atom represents a band of energy levels and that the valence electrons are confined to ... -
Insulators, Conductors and Semiconductors
All materials are made up of atoms. These atoms contribute to the electrical properties of a material, including its ability to ... -
Dependent Current Source
A dependent current source establishes a current, which is independent of the voltage across it, that is determined by the ... -
Dependent Voltage Source
Dependent Sources An ideal source, either voltage or current, whose value depends upon some parameter (usually a voltage or current) ... -
Current Divider Rule
It can be quite useful to determine how a current entering two parallel resistors “divides” between them. Consider the circuit shown ... -
Voltage Divider Rule
It can be quite useful to determine how a voltage appearing across two series resistors “divides” between them. Consider the ... -
Combining Independent Current Sources in Parallel
It is not possible to combine independent current sources in series, since this would violate KCL. However, consider the parallel ... -
Combining Independent Voltage Sources in Series
Combining Independent Sources An inspection of the KVL equations for a series circuit shows that the order in which elements ... -
Series and Parallel Resistors
Combining Resistors Relatively complicated resistor combinations can be replaced by a single equivalent resistor whenever we are not specifically interested ...