Chapter 15

Alternating Current

Alternating Current

Generating AC Voltages

Generating AC Voltages

AC Voltage-Current Conventions

AC Voltage-Current Conventions

AC Voltage-Current Conventions

Frequency

Period

Amplitude and Peak-to-Peak Value

Peak Value

The Basic Sine Wave Equation

The Basic Sine Wave Equation

Angular Velocity

Angular Velocity

Radian Measure

Radian Measure

Relationship between w,T, and f

Voltages and Currents as Functions of Time

Voltages and Currents as Functions of Time

Voltages and Currents with Phase Shifts

Phasors

Phasors

Phasors

Shifted Sine Waves

Phase Difference

Phase Difference

Phase Difference

Average Value

Average Value

Sine Wave Averages

Sine Wave Averages

Effective Values

Effective Values

Effective Values

Effective Values