Key Topic 16: Impedance Networks-1 Flashcards Preview

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Flashcards in Key Topic 16: Impedance Networks-1 Deck (6)
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1
Q

3-16B1: What is the impedance of a network composed of a 0.1-microhenry inductor in series with a 20-ohm resistor, at 30 MHz? Specify your answer in rectangular coordinates.

A. 20 -j19
B. 19 +j20
C. 20 +j19
D. 19 -j20

A

C. 20 +j19

2
Q

3-16B2: In rectangular coordinates, what is the impedance of a network composed of a 0.1-microhenry inductor in series with a 30-ohm resistor, at 5 MHz?

A. 30 -j3
B. 3 +j30
C. 3 -j30
D. 30 +j3

A

D. 30 +j3

3
Q

3-16B3: In rectangular coordinates, what is the impedance of a network composed of a 10-microhenry inductor in series with a 40-ohm resistor, at 500 MHz?

A. 40 +j31400
B. 40 -j31400
C. 31400 +j40
D. 31400 -j40

A

A. 40 +j31400

4
Q

3-16B4: In rectangular coordinates, what is the impedance of a network composed of a 1.0-millihenry inductor in series with a 200-ohm resistor, at 30 kHz?

A. 200 -j188
B. 200 +j188
C. 188 +j200
D. 188 -j200

A

B. 200 +j188

5
Q

3-16B5: In rectangular coordinates, what is the impedance of a network composed of a 0.01-microfarad capacitor in parallel with a 300-ohm resistor, at 50 kHz?

A. 150 -j159
B. 150 +j159
C. 159 -j150
D. 159 +j150

A

C. 159 -j150

6
Q

3-16B6: In rectangular coordinates, what is the impedance of a network composed of a 0.001-microfarad capacitor in series with a 400-ohm resistor, at 500 kHz?

A. 318 -j400
B. 400 +j318
C. 318 +j400
D. 400 -j318

A

D. 400 -j318

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