Electrical Circuits ‐2

Conducted by
Md. Husne Fahad
Instructor
Electrical Department
Daffodil Polytechnic Institute

Objectives
After completion of these contents students will be able to acquire, achieve and develop:
 To provide knowledge and skill (to apply complex algebra) for AC circuits.
 To acquire knowledge and skills on resonance by varying inductance, Capacitance and frequency.
 To develop concept on Poly phase balanced power system.
 To achieve skills in measuring line and phase quantities in three phase supply.
 To assist in acquainting the concept of poly phase unbalanced power system.
 To develop the concept of non-sinusoidal waves.
SHORT DESCRIPTION
Complex algebra − application to AC circuits; RLC Parallel circuits; Expression for power and VAR; series resonance;
Parallel resonance ; Poly phase system – 3-phase interconnection; Star connected system; Delta connected system;
Balanced Power System; Unbalanced power system; Non-sinusoidal waves.