# Circuit Analysis

EGR 235## Course Description

Prerequisite: MTH 161. Studies simple electrical components, rules, theorems and laws applicable to AC and DC circuits. Applies Kirchoff's laws, Thevenin's and Norton's theorems, superposition, current and voltage divider rules, etc., Introduces circuit design techniques further study in transient circuits and three-phase power systems. (45-30)

## Outcomes and Objectives

### Explain basic electrical concepts.

#### Objectives:

- Define and use units for current, voltage, power, and energy.
- Draw schematic diagrams for circuits containing passive components.
- Write expressions for v,i relationships and energy stored by capacitors and inductors.
- Describe capacitance and inductance, and analyze basic R/L and R/C transient circuit effects.
- Describe dependent sources, and analyze basic R/L and R/C transient circuit effects.

### Apply basic theorems and analysis techniques to solve electric circuits.

#### Objectives:

- Recognize and analyze series and parallel circuits.
- Use analysis techniques to determine the current, voltage, and power values in dc and ac circuits.
- Represent sinusoidal waveforms with phasors.
- Calculate ac impedance and steady-state ac circuit response, and construct phasor diagrams for simple series and parallel circuits.
- Use Ohm's law, voltage and current divider relationships, superposition, and Thevenin's and Norton's theorems to analyze passive circuits.
- Use Mesh and Nodal Analysis techniques to analyze passive circuits.
- Calculate and sketch the voltages and currents in R/L and R/C transient circuits.
- Define and calculate ac power factor, as well as real, reactive, and apparent power.

### Use basic electronic instrumentation to measure circuit properties.

#### Objectives:

- Wire basic series and parallel circuits.
- Use a digital multimeter to measure voltage, current, resistance, and frequency.
- Set a signal generator to provide a desired voltage and frequency signal.
- Use an oscilloscope to obtain voltage signals, and measure voltage, frequency, and phase.

### Use computational and electronics simulation tools.

#### Objectives:

- Perform ac phasor computations in polar or rectangular form using calculators and MathCAD or similar software.
- Interpret PSpice or similar simulations of dc, transient, and ac circuits.
- Record data in electronic spreadsheets to generate graphs and tables.