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Chapter 2

DC Circuit Analysis

Análise Nodal
Análise Nodal
Nodal analysis is a general method for simplifying circuit analysis by using node voltages as circuit variables. Consider a circuit with three nodes and ...
Análise Nodal com Fontes de Tensão
Análise Nodal com Fontes de Tensão
Nodal analysis is a remarkably effective method used in electrical engineering to simplify the analysis of complex circuits, including those with ...
Análise de malha
Análise de malha
Mesh analysis is a convenient method that employs mesh currents as circuit variables, effectively reducing the number of simultaneous equations involved ...
Análise de malha com fontes atuais
Análise de malha com fontes atuais
Mesh analysis is simpler in circuits with current sources because they require fewer equations for analysis. Consider a two-mesh circuit with a current ...
Transformação de origem
Transformação de origem
Source transformation is a fundamental technique employed in circuit analysis, offering a valuable tool for simplifying complex electrical circuits. This ...
Circuitos lineares
Circuitos lineares
Consider a resistor connected to a variable voltage source. As the voltage is increased, the corresponding current value is recorded. The graphical ...
Teorema da superposição
Teorema da superposição
The superposition theorem is used in circuits with multiple independent sources. To apply this theorem, keep one independent source at a time while ...
Teorema de Thevinin
Teorema de Thevinin
Thevenin's theorem states that any linear two-terminal circuit can be replaced by an equivalent circuit with a single voltage source in series with a ...
Teorema de Norton
Teorema de Norton
Norton's theorem states that any linear two-terminal circuit can be replaced by an equivalent circuit consisting of a single current source in ...
Transferência máxima de potência
Transferência máxima de potência
In practical applications, a circuit is designed to deliver maximum power from a source to a load. A Thevenin equivalent circuit can determine the maximum ...
Exemplo de projeto: ponte de strain gauge ou ponte de Wheatstone
Exemplo de projeto: ponte de strain gauge ou ponte de Wheatstone
A strain gauge, a transducer that converts mechanical strain into electrical signals, is often used to measure force. The engineer's role involves ...
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