Star Connection, Mesh (or) Delta Connection, Advantages, problems with solution
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
A 3-phase system will employ voltage sources which consists of 3 voltages substantially equal in magnitude and displaced by phase angle of 120°.
with Solved Example Problems
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
Therefore, the equivalent complex admittance for a parallel circuit may be obtained by addition of all complex admittances in parallel and reciprocal of equivalent complex admittance is equivalent complex impedance.
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
Consider a circuit consists of pure resistance R, pure inductance L and capacitance C are connected in series as shown in figure 1.67.
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
A circuit containing a pure resistance and a pure capacitance connected in series as shown in figure 1.65.
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
A circuit containing a pure resistance and pure inductance connected in series shown in figure 1.64(a).
Electrical Circuits
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
Figure 1.62(a) shows the circuit containing a pure capacitor of capacitance C farad. Consider the alternating voltage applied across the circuit be given by the equation,
Electrical Circuits
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
Whenever an alternating voltage is applied to a purely inductive coil, a back e.m.f. is induced due to the self-inductance of the coil.
Electrical Circuits
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
The circuit containing a pure resistance R is shown in fig. 1.59 (a). Let the applied voltage be given by the equation,
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
A current or voltage which alternates its direction and magnitude every time.
Electrical Circuits
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
Problems on Matrix Method of Analysis with solution: Basic Electrical and Electronics Engineering: Electrical Circuits
Electrical Circuits
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
If the number of equations is more than two, it is easier to get the solution by using determinants.
Equation, Example with Circuit Diagram, Applications, Problems with solution
Subject and UNIT: Basic Electrical and Electronics Engineering: Unit I: Electrical Circuits
The sum of currents entering a junction is equal to the sum of the currents leaving the junction.