Considering the principle of duality, which of the following pair is INVALID dual pair?
Considering the principle of duality, which of the following pair is INVALID dual pair? Correct Answer Impedance and Reactance
Duality:
- Two electrical networks are said to be dual networks if the mesh equations of one network are equal to the node equation of others.
- Identical behavior patterns observed between voltages and currents in two circuits illustrate the principle of duality.
- The dual networks are based on Kirchhoff Current Law and Kirchhoff Voltage Law.
Some important dual relations are given below.
|
Element |
Dual element |
|
Resistance |
Conductance |
|
Inductance |
Capacitance |
|
Series branch |
Parallel branch |
|
Mesh |
Node |
|
Switch closed |
Switch open |
|
Charge |
Flux linkage |
|
Voltage source |
Current source |
|
Link |
Twig |
|
Star network |
Delta |
|
π network |
T network |
| Impedance | Admittance |
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Feb 20, 2025