Quiz on AC Network Analysis

What does a capacitor store energy in?

• Mechanical energy

• Thermal energy

• Magnetic field

• Electric field

In a DC circuit, a capacitor behaves like what?

• Resistor

• Inductor

• Open circuit

• Short circuit

How do capacitors in series combine?

• Like resistors in series

• Like inductors in parallel

• Like resistors in parallel

• Like inductors in series

What is the relationship between voltage and current in an ideal inductor?

• Directly proportional

• Inversely proportional

• No relationship

• Exponential relationship

What is the root-mean-square (rms) value of a sinusoidal waveform?

• The average value of the waveform

• The maximum value of the waveform

• The peak-to-peak value of the waveform

• The DC value that produces the same average power

What is the term for the quantity that represents the opposition to current flow in AC circuits?

• Inductance

• Resistance

• Impedance

• Capacitance

What is the equivalent of an inductor in a DC circuit?

• Resistor

• Short circuit

• Capacitor

• Open circuit

What is the formula for calculating equivalent inductance in series?

• Sum of individual inductances

• Product of individual inductances

• Sum of inverses of individual inductances

• Average of individual inductances

What does the term 'duality' refer to in the context of capacitors and inductors?

• Their mirror image relationships

• Their resistance to current

• Their physical construction

• Their ability to store energy

What is the first step in AC circuit analysis?

• Identify the energy storage elements

• Determine the frequency of the circuit

• Calculate the total resistance

• Convert all sources to phasor form