Impedance Networks -2

Question 1

What is the impedance of a network composed of a 100-picofarad capacitor in parallel with a 4000-ohm resistor, at 500 KHz? Specify your answer in polar coordinates.

Answer 1

2490 ohms, /-51.5 degrees

Question 2

In polar coordinates, what is the impedance of a network composed of a 100-ohm-reactance inductor in series with a 100-ohm resistor?

Answer 2

141 ohms, /45 degrees

Question 3

In polar coordinates, what is the impedance of a network composed of a 400-ohm-reactance capacitor in series with a 300-ohm resistor?

Answer 3

500 ohms, /-53.1 degrees

Question 4

In polar coordinates, what is the impedance of a network composed of a 300-ohm-reactance capacitor, a 600-ohm-reactance inductor, and a 400-ohm resistor, all connected in series?

Answer 4

500 ohms, /37 degrees

Question 5

In polar coordinates, what is the impedance of a network comprised of a ohm-reactance inductor in parallel with a 300-ohm resistor?

Answer 5

240 ohms, /36.9 degrees

Question 6

Using the polar coordinate system, what visual representation would you get of a voltage in a sinewave circuit?

Answer 6

The plot shows the magnitude and phase angle