# 14:332:221 Principles of Electrical Engineering I

Course catalog description: Circuit elements, Independent sources, Dependent sources, Circuit analysis in DC and AC steady state, Network theorems, Operational amplifiers, Power Computations.

Credits and contact hours: 3 credits; 1 hour and 20-minute session twice a week, every week

Pre-Requisite courses: (01:640:152 or 01:640:154 or 01:640:192) and (01:750:124 or 01:750:116 or 01:750:201 or 01:750:203 or 01:750:271)

Co-Requisite courses: 01:640:251 and 14:332:223

Topics Covered:

• Circuit variables: voltage, current, power and energy. Dependent and independent sources, Circuit elements - resistance, inductance and capacitance.
• Modeling of practical circuits, Ohm’s law and Kirchhoff’s laws, Solution of simple circuits with both dependent and independent sources.
• Series-parallel resistance circuits and their equivalents. Voltage and current divider circuits, Delta-Wye equivalents. Voltmeter and ohmmeter. Wheatstone bridge.
• Techniques of general DC circuit analysis, Introduction to topological concepts.
• Node-voltage method, Mesh-current method, Source transformations.
• Thevenin and Norton equivalents, Maximum power transfer.
• Operational amplifiers; inverting, non-inverting, summing and difference amplifier circuits.
• Equivalent circuits of Op-Amp circuits, Common-mode rejection ratio.
• Properties of Inductances and capacitances.
• Series-parallel combinations of inductances and capacitances. Concepts of transient and steady state response.
• Review of Complex variables, Introduction to sinusoidal steady state analysis, Sinusoidal sources, Phasors.
• Impedance, Admittance, Reactance, Susceptance, Series - parallel and Delta-Wye simplifications.
• Node-voltage method, Mesh-current method, Source transformations, Thevenin and Norton Equivalents, Phasor diagrams.
• Sinusoidal steady state power calculations, RMS values, Real and reactive power, Maximum power transfer, Frequency selective circuits.

Textbook: J W. Nilsson and S. A. Riedel, Electric Circuits, Prentice Hall